Quiz about Science

Question 1

Which of these devices is the only one NOT designed to produce both sound and light energy? (5.6A)

Accepted Answer

Option D is correct

Answer

A.

Answer

B.

Answer

C.

Question 2

The diagram shows layers deposited under a body of water. This layering continued for millions of years. What most likely happened to the dead plants and animals? (5.7A)

Accepted Answer

They became fossil fuels.

Answer

They were eaten by scavengers.

Answer

They were washed away by water.

Answer

They became an underground aquifer.

Question 3

After a trip to an aquarium, some students compared the tail fin of sharks with the tail fin of bony fish. The students made a chart listing characteristics of each type of tail fin. Based on this information, what is most likely an advantage of the bony fish tail fin over the shark tail fin? (5.10A)

Accepted Answer

It is easier for a bony fish to change direction quickly since muscles control the movement of the tail fin.

Answer

The bones in the tail fin help a bony fish sink to lower depths in the water when searching for food.

Answer

The flexible tail fin is fanned by the water, so a bony fish uses ess energy to swim.

Answer

The thin spines of the tail prevent a bony fish from being seen by larger predator fish.

Question 4

A student places 250 g samples of clay, sand, gravel, and silt in separate flower pots. The pots are set on a wire rack and dishes are placed beneath the pots so that water can drip through holes and collect. The student then pours 100 mL of water over the sample in each pot. The student measures the time it takes for water to begin dripping from the bottom of each pot. What property of soils is the student most likely examining with this procedure? (4.7A)

Accepted Answer

How well different soils retain water

Answer

The differences in texture between wet and dry soils

Answer

How much water is needed to dissolve different soils

Answer

The amount of time it takes different soils to dry

Question 5

The table lists some physical properties of two objects. Based on their properties, which of the objects is most likely a metal? (5.5A)

Accepted Answer

Object 2, because metals conduct thermal energy and electricity

Answer

Object 1, because it is a solid that is less dense than water

Answer

Object 2, because all metals float in water

Answer

Object 1, because it can be used to provide insulation for thermal energy.

Question 6

Which of these describes one or more living organisms that depend on another living organism to survive? (5.9A)

Accepted Answer

Bacteria living in the mouth of a horse

Answer

Ivy plants growing up a fence to obtain more sunlight

Answer

Mold living on a hard, rocky surface

Answer

An angelfish releasing carbon dioxide into pond water

Question 7

The picture shows an athlete hitting a ball with a tennis racquet. What is the athlete demonstrating in the picture? (3.6B)

Accepted Answer

Doing work by pushing the ball and changing its motion and position

Answer

Changing the position but not the motion of the ball

Answer

Doing work by pulling the racquet and changing the ball's position but not its motion

Answer

Changing the position and motion of the ball without doing any work

Question 8

A partial wetland food web is shown. Which statement correctly describes the transfer of energy in a food chain in this wetland? (5.9B)

Accepted Answer

Energy is transferred from cattails to crickets to shrews to hawks.

Answer

Energy is transferred from hawks to shrews to grasshoppers to marsh grasses.

Answer

Energy is transferred from marsh grasses to crickets to hawks to frogs.

Answer

Energy is transferred from grasshoppers to crickets to frogs to hawks.

Question 9

A group of students is performing an investigation to measure how much liquid water is produced from a 10 L sample of snow. What must occur in order for the students to perform this investigation? (3.5C)

Accepted Answer

The temperature of the sample must change.

Answer

The sample must be kept in a freezer.

Answer

The investigation must be performed outside.

Answer

The physical state of the sample must remain the same.

Question 10

A bright-red male cardinal comes to a school bird feeder every morning. Like other cardinals, this bird makes a sharp chirping sound as it hops around the bird feeder. Which of these is a learned behavior of this bird? (5.10B)

Accepted Answer

Coming to the bird feeder each morning

Answer

Having red feathers

Answer

Eating seeds during the day

Answer

Making a chirping sound

Question 11

Some students are feeding a crab in an aquarium. They use tongs to place the food directly in front of the crab. The students look through the side of the aquarium. They notice that the image of the tongs appears to break as the tongs enter the water. Which property of light are the students observing in this situation? (5.6C)

Accepted Answer

Light is refracted as it moves from one medium to another medium.

Answer

Light can be refracted and separated into different colors as it moves from air to a different medium.

Answer

Light travels in a straight line and can be reflected off the surface of water.

Answer

Light is absorbed by water and reflected off glass.

Question 12

Students on a field trip observed a valley and wondered how it was formed. The three major characteristics of the valley were recorded. This valley was most likely formed by---(5.7B)

Accepted Answer

the movement of a glacier

Answer

a rapid series of earthquakes

Answer

volcanic activity

Answer

a flood with rapidly moving water

Question 13

The abalone is a type of sea snail. Adult abalones slowly crawl over rocks near the shore, while larvae float in the water. Which organisms have a life cycle that is most like that of abalones? (3.10B)

Accepted Answer

Frogs

Answer

Humans

Answer

Birds

Answer

Snakes

Question 14

This circuit has five light-emitting diode, or LED, lights. It also has one battery and one switch. Which LEDs produce light when the switch is in the position shown? (5.6B)

Accepted Answer

LEDs 1, 3, and 4 only

Answer

LEDs 1, 2, 3, and 4

Answer

LEDs 3 and 4 only

Answer

LEDs 1, 3, 4, and 5

Question 15

Students are investigating properties of objects. They observe four objects and record observations for each object in the table. Based on the students' observations, which of these tables properly identifies the objects? (5.5A)

Accepted Answer

Option D is correct

Answer

A.

Answer

B.

Answer

C.

Question 16

The Grand Canyon is more than 400 km long and in some places almost 2 km deep. Which model best represents the main process that formed the Grand Canyon? (5.7B)

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 17

Students design an experiment to determine how much force is needed to move blocks of wood of different masses slowly across a lab table. Which procedure should students include in their design? (5.6D)

Accepted Answer

Conduct five trials, pulling each block of wood in the same way for each trial

Answer

Conduct five trials, using a different scale to pull each block of wood

Answer

Conduct five trials, pulling a different side of each block each time

Answer

Conduct five trials, using a different table for each trial

Question 18

The leaves of two types of plants that live in different environments are shown in the pictures. The leaves of both plants have different structures. What differences in the structure of the leaves of these plants likely help them survive in their environments? (5.10A)

Accepted Answer

The broad shape of the giant water lily leaves helps them stay on the water surface. The slim shape of the mesquite leaves helps them prevent water loss.

Answer

The pan-like shape of the giant water lily leaves helps them catch rainwater. The slim shape of the mesquite leaves helps them avoid sunlight.

Answer

The pan-like shape of the giant water lily leaves helps them attract small fish. The slim shape of the mesquite leaves helps them avoid herbivores.

Answer

The broad shape of the giant water lily leaves helps them attract aquatic birds. The slim shape of the mesquite leaves helps them attract pollinators.

Question 19

A teacher asks students to explain what they see in this picture. Four student explanations are shown in the box. Which of the students gave a correct explanation? (5.8C)

Accepted Answer

Student 1 only

Answer

Students 2 and 4 only

Answer

Student 2 only

Answer

Students 1 and 3 only

Question 20

A family takes a group picture in a park where bluebonnets are blooming. The family notices that some of the blooms are white and others are blue. The color of the blooms is most likely determined by---(5.10B)

Accepted Answer

inheritance from parent plants

Answer

air temperature

Answer

the age of the plant

Answer

the types of consumers that eat the plant

Question 21

A beaker with 115 mL of solution has a temperature of 21 degrees Celsius. The solution contains 5 g of salt and 115 mL of water. Students added two ice cubes to the solution and stirred the solution with a stirring rod. Which properties of the solution changed as the ice cubes melted? (5.5C)

Accepted Answer

The volume, temperature, and mass of the salt in the solution

Answer

The color and physical state of the solution

Answer

The temperature, mass, and volume of the solution

Answer

The physical state and temperature of the solution

Question 22

A student conducts an investigation by shining a flashlight toward a flat mirror. The student changes the angle of the mirror and observes the path of the reflected light. As the mirror changes direction, the light reaching the mirror can reach the ceiling because the light---(5.6C)

Accepted Answer

travels in straight lines and reflects from the surface of the mirror

Answer

refracts in the glass of the mirror and is spread out all over the room

Answer

enters the mirror and changes direction when it is refracted by the back of the mirror

Answer

travels through air and does not change its direction in air

Question 23

A family was vacationing in the mountains in a cabin that had no electrical power. They needed boiling water in order to prepare dried soup mix. With no electrical energy available, which method would most likely provide enough thermal energy to quickly heat the water to boiling? (5.6A)

Accepted Answer

Placing a metal pot of water over glowing charcoal in an outdoor grill for 10 minutes

Answer

Using a microwave oven to heat water in a glass jar for 3 minutes

Answer

Shaking the water in a closed, insulated plastic bottle for 3 minutes

Answer

Shining a battery-powered flashlight on metal container of water for 10 minutes

Question 24

A partial food web from the Texas Piney Woods is shown. How many types of organisms in this food web obtain energy directly from producers? (5.9B)

Accepted Answer

Four

Answer

Two

Answer

Three

Answer

Five

Question 25

The picture shows a cumulonimbus cloud forming over an ocean. Which statement best explains how the sun and the ocean interact to form a cumulonimbus cloud? (5.8B)

Accepted Answer

Heat from the sun warms the ocean, causing the water to evaporate. The water vapor then condenses to form a cumulonimbus cloud.

Answer

Heat from the sun causes clouds in the area to gather over the ocean and form one large cumulonimbus cloud.

Answer

Light from the sun shines on the ocean, causing water vapor to condense. The water then evaporates to form a cumulonimbus cloud.

Answer

Light from the sun causes ocean water to reflect water vapor into the air and gather over the ocean into a cumulonimbus cloud.

Question 26

A student measured out 10 mL of four clear liquids and added one drop of a different-colored dye to each liquid. One of the liquids was water. The student then carefully poured each liquid into a graduated cylinder and let the mixture settle for 30 minutes. The student observed that the liquids had separated into layers, as shown in the diagram. Which of these procedures would help the student identify the layer of water? (5.5A)

Accepted Answer

Add water to the graduated cylinder, let the mixture settle, and then identify the layer that increases in volume as water

Answer

Stir the liquids, let them settle, and then identify the bottom layer as water

Answer

Drop a piece of ice into the graduated cylinder, let the ice settle, and then identify the layer just above the ice as water

Answer

Carefully pour each layer into separate plastic containers, place the containers in a freezer, and then identify the liquid that takes the longest to freeze as water.

Question 27

Woody plants have many different kind of leaves. Some leaves have very smooth edges, while other leaves have jagged edges, as shown in the diagram. The characteristics of plant leaves vary with the climate in which the plant naturally grows. Some scientists discovered an area with many fossilized leaves of woody plants. The scientists used data from samples of 100 leaf fossils to compare the number with smooth-edged leaves and the number with jagged-edged leaves. The scientists concluded that the plants had grown in a hot climate. Which graph most likely represents the data from the investigation? (5.9D)

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 28

The circuit shown does not work. Which procedure would most likely allow the bulbs to light? (5.6B)

Accepted Answer

Connect the two wires that are attached to the wood block

Answer

Open the switch and then connect the two wires that are attached to the wood block

Answer

Switch the positions of the two wires that are connected to the battery and the open the switch

Answer

Move the switch closer in the circuit to the battery

Question 29

Aquatic plants have adaptations that help them live in water. For example, the structures needed for making food are located on the tops of floating plant leaves. This adaptation helps the plants--(5.9A)

Accepted Answer

absorb sunlight

Answer

stay anchored

Answer

avoid predators

Answer

capture fish

Question 30

The table lists characteristics of four types of animals. What features do the ecosystems in which these animals live most likely have in common? (3.9A)

Accepted Answer

Lakes and rivers

Answer

Dry, rocky mountains

Answer

Forests of pine trees

Answer

Tall, spiny cacti

Question 31

A student stirs 15 grams of each substance listed below into 200 milliliters of water to form four different mixtures. The student then tries to separate the water from each mixture by pouring the mixture through a kitchen tea strainer. Which mixture can the student separate most easily with the strainer? (5.5B)

Accepted Answer

Gravel and water

Answer

Salt and water

Answer

Shampoo and water

Answer

Sugar and water

Question 32

Which statement best describes the processes of weathering and erosion? (5.7A)

Accepted Answer

Weathering and erosion are directly responsible for the breakdown of any type of rock into smaller particles and the carrying away of the loose sediments.

Answer

Weathering and erosion are directly responsible for depositing loose sediments on the bottom of the ocean, forming layers of sediment.

Answer

Weathering and erosion are directly responsible for the amount of water in a river that transports sediments to the sea.

Answer

Weathering and erosion are directly responsible for the transportation, deposition, and compaction of loose sediments on the seafloor.

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