Quiz about 4th Grade TCAP Practice Science Test

Question 1

A student sets up the cardboard tube shown. The student holds the tube at an angle. The student drops a ball into each hole, then measures how fast the ball travels when it comes out of the tube.

Dropping the ball into which hole will cause the ball to travel the fastest?

Accepted Answer

Hole 1, because the ball will have the most potential energy

Answer

Hole 2, because the ball will have the kinetic energy

Answer

Hole 3, because the ball will have the least potential energy

Answer

Hole 4, because the ball will have the least kinetic energy

Question 2

A student struck the bars shown on this xylophone. The student used the same amount of force to strike each bar. Each note that the student played had the same volume.

Each time the student struck the xylophone, a machine recorded the wave as an image. Which picture shows the most likely wave image recorded when the student struck bar 2 on the xylophone?

Accepted Answer

Question 3

The graph shows population growth and water usage for the world.

Which statement is correct based on the data shown?

Accepted Answer

The amount of water used is higher when the human population is higher.

Answer

The amount of water used is not related to the human population.

Answer

The amount of water used is higher when the human population is lower.

Answer

The amount of water is lowest when the human population is highest.

Question 4

Which three statements correctly describe materials plants need?

Accepted Answer

Plants need sunlight to grow.

Accepted Answer

Plants need water to grow.

Accepted Answer

Plants need carbon dioxide to photosynthesize.

Answer

Plants need soil to photosynthesize.

Answer

Plants need oxygen to photosynthesize.

Question 5

The table shows typical temperatures in a gray wolf habitat.

Which of these best describes a way that gray wolves adapt to survive the changing temperatures?

Accepted Answer

Wolves develop a heavy coat in the fall and shed it in the spring.

Answer

Each wolf's howl sounds different from the others.

Answer

A wolf pack works together to find food in the fall.

Answer

Wolves are most active at sunrise and sunset.

Question 6

Students took turns rolling a ball across a classroom floor. A sensor measured the speed of the ball at the one-meter mark. The students recorded the speed in the data table.

Which conclusion is supported by the data?

Accepted Answer

The ball had the least energy on roll 4.

Answer

The ball had the most energy on roll 1.

Answer

The ball had less energy on roll 1 than on roll 2.

Answer

The ball had more energy on roll 2 than roll 3.

Question 7

A science quote from an article about land use is shown.

"Science studies show that when people build more roads, parking lots, sidewalks, and rooftops, there is more storm water runoff. This can cause more flooding and erosion."

Which human activity is the author talking about in the quote?

Accepted Answer

building cities

Answer

harvesting crops

Answer

mining minerals

Answer

trading goods

Question 8

The diagram shown is a model of the different layers inside Earth.

Which two statements best compare the crust to the rest of the layers?

Accepted Answer

The crust surrounds all the other layers and is solid.

Accepted Answer

The crust is the thinnest layer and is solid.

Answer

The crust is the innermost layer and is liquid.

Answer

The crust is the outermost layer and is liquid.

Answer

The crust is the thickest layer and is solid.

Question 9

A simplified food web of a marsh ecosystem is shown.

Which organisms get energy from crickets?

Accepted Answer

shrews and frogs

Answer

cattails and grasshoppers

Answer

cattails and frogs

Answer

grasshoppers and shrews

Question 10

The diagram shows a V-shaped valley. The valley did not exist thousands of years ago.

This valley is most likely the result of

Accepted Answer

riverbanks being eroded by fast-moving water.

Answer

sediment being deposited by slow-moving water.

Answer

earthquakes causing the ground to split open.

Answer

glaciers moving sediment to a new location.

Question 11

A beaver is a mammal that builds its home in a stream or river. The beaver's home is called a lodge. The beaver builds the lodge in the middle of a pond it creates by building dams in the stream. The picture shows a model of a stream ecosystem with two beaver dams and a beaver lodge.

Based on the model, what would most likely happen to the ecosystem if the beavers and their dams were removed.

Accepted Answer

The water used by plants on the banks of the stream would be reduced as the stream water moves more quickly through the ecosystem.

Answer

The trees would have more water to use as the stream water moves slowly through the ecosystem.

Answer

The stream would be wider and deeper as the stream water moves more slowly through the ecosystem.

Answer

The banks of the steam would have less erosion as the stream water moves more quickly through the ecosystem.

Question 12

A student saw a rainbow outside after school. The next day the student decided to model how rainbows form. The student shines white light through a glass prism and sees how the light splits up into many colors.

Which two ways does the student's model need to be changed to better show how rainbows are formed?

Accepted Answer

The prism should have a round shape because raindrops are round.

Accepted Answer

The prism should be made of water instead of glass because rain is made of water.

Answer

The prism should be as high in the air as rainbows are.

Answer

The model needs to be outside because rainbows only form outside.

Answer

Sunlight should be used instead of white light because sunlight and white light are made of different things.

Question 13

On a forest field trip, a student is assigned a list of observations to make. One observation the student looks for is evidence of mechanical weathering.

Which activity would allow the student to check mechanical weathering off the list?

Accepted Answer

a stone becoming smooth in a flowing riverbed

Answer

an acorn falling out of a tree

Answer

an ant placing a soil particle on an anthill

Answer

a puddle getting smaller as the sun shines on it

Question 14

A student labeled two locations on a map as shown.

The student claims locations 1 and 2 may experience sunset at the same time. Which statement provides evidence for this argument?

Accepted Answer

Both locations are on the same line of longitude.

Answer

Both locations are on the same line of latitude.

Answer

Both locations are in the Eastern Hemisphere.

Answer

Both locations are on the same continent.

Question 15

A student states that plants need sunlight to grow. The student plans an investigation to help support the argument with evidence. The diagrams represent four different setups.

Which setup will give the most evidence to support the student's claim?

Accepted Answer

Question 16

The table shows information about some energy resources.

After observing the table, students conclude that renewable resources of energy should be used more to have cleaner air.

Which three explanations support this conclusion?

Accepted Answer

Natural gas is a fossil fuel that must be removed from under the ground.

Accepted Answer

The largest amount of electricity is produced from nonrenewable resources.

Accepted Answer

Getting coal from beneath Earth's surface destroys the ecosystem in that location.

Answer

More wind energy produced means more pollution.

Answer

Solar cells absorb energy that would normally be used by plants to make oxygen.

Question 17

Many objects produce thermal energy.

Students wants to sort the objects into two groups.

Group 1: Objects that use electricity to produce thermal energy.

Group 2: Objects that use stored energy to produce thermal energy.

Which question should the students ask to decide which object to put into Group 2?

Accepted Answer

Can the object produce thermal energy without being plugged in?

Answer

How much thermal energy does the object produce?

Answer

How do people use the thermal energy produced by the object?

Answer

Can the thermal energy produced by an object be changed into another form of energy?

Question 18

An area with many different types of plants is experiencing a drought. The table shows rainfall for four years.

Scientists predict that the rainfall pattern will continue during a fifth year. Which two types of plants will have the best chance of surviving in these conditions?

Accepted Answer

plants with long root systems and plants with stems that store water

Answer

plants with stems that store water and plants with large colorful flowers

Answer

plants with large colorful flowers and plants with sharp thorns

Answer

plants with sharp thorns and plants with long root systems

Question 19

The map on the left shows the Andes mountain range in South America.

The map on the right shows the Himalayan mountain range in India.

The mountain ranges in these maps are evidence that mountain ranges

Accepted Answer

form at the border of two tectonic plates.

Answer

form in the middle of a tectonic plate.

Answer

exist on their own separate tectonic plates.

Answer

represent the formation of new tectonic plates.

Question 20

Scientists found layers of rock containing the fossils shown.

Which conclusion can scientists make from studying these rock layers?

Accepted Answer

Fossil 4 is younger than Fossil 5.

Answer

Fossil 1 is the oldest fossil.

Answer

Fossil 2 is older than Fossil 3.

Answer

Fossil 5 is the youngest fossil.

Question 21

A photograph of a river delta is shown.

Which statement correctly describes the delta in the photograph?

Accepted Answer

Deposition is causing the delta to become bigger over time.

Answer

Deposition is causing the delta to become narrower over time.

Answer

Erosion is causing the delta to become smaller over time.

Answer

Erosion is causing the delta to become wider over time.

Question 22

Some animals protect coral reefs while others harm them. The Crown of Thorns Starfish came to a certain coral reef in the Pacific Ocean in 2015. The graph shows the size of the reef over time.

Which statement about the size of the reef is supported by the data in the graph?

Accepted Answer

The starfish made the coral reef smaller from 2015 to 2018.

Answer

The number of starfish in the area dropped after 2015.

Answer

The coral reef was healthy and growing from 2013 to 2018.

Answer

The coral reef lost more than 2,000 meters from 2015 to 2018.

Question 23

Students dropped a ball of dough from different heights and timed how long it took the ball to fall to the floor. They then drew the shape of the dough after it hit the floor. Their data are in the table.

Based on the data collected, which two conclusions can students make about the speed and energy of the dough when it hit the floor?

Accepted Answer

The dough had more speed and kinetic energy when dropped from a height of 2 meters than from 1 meter.

Accepted Answer

The dough had the fastest speed and the most kinetic energy when dropped from a height of 5 meters.

Answer

The dough had the fastest speed and the least kinetic energy when dropped from a height of 1 meter.

Answer

The dough had the slowest speed and the most kinetic energy when dropped from a height of 1 meter.

Answer

The dough had less speed and kinetic energy when dropped from a height of 4 meters than from 3 meters.

Question 24

The food web shown is from an area in Tennessee.

Which organisms are decomposers that should be added to the food web?

Accepted Answer

Earthworm and Fungi

Answer

Hawk and Earthworm

Answer

Tree and Fungi

Answer

Squirrel and Bacteria

Question 25

Two friends live near each other. Friend 1 calls Friend 2. Friend 1 talks into the cell phone. The cell phone changes the sound of Friend 1's voice into digital information. The digital information goes to the nearest radio tower as radio waves. The radio tower sends those radio waves to Friend 2's cell phone. Friend 2's cell phone changes the radio waves back into digital information. The digital information is then turned into sound so that Friend 2 can hear Friend 1.

Why are Friend 1's sounds turned into digital information?

Accepted Answer

so the sounds can be sent as radio waves

Answer

in case people do not speak clearly

Answer

so Friend 2 can communicate with the tower

Answer

in case the radio waves do not reach Friend 2's cell phone

Question 26

Students choose playground activities to demonstrate energy transfer.

Which activity shows a transfer of potential energy to kinetic energy?

Accepted Answer

sliding from the top of a slide

Answer

hanging from monkey bars

Answer

sitting on a bench

Answer

hiding behind a tree

Question 27

Shadows of objects on Earth change throughout the day. This occurs because Earth rotates.

Which two models show how the sun causes shadows to appear on Earth?

Accepted Answer

Accepted Answer

Question 28

The graph shows the thickness of Earth's layers.

Which table correctly identifies Earth's layers from thinnest to thickest?

Accepted Answer

Question 29

A food chain is shown.

The energy that the organisms in this food chain use for growth began as energy from the

Accepted Answer

sun

Answer

cardinal

Answer

cricket

Answer

grass

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