Quiz about STAAR REVIEW

Question 1

What are conductors made of?

Accepted Answer

Iron, copper

Answer

Plastic, rubber, wood

Answer

Salt and water

Answer

Mirror, shiny surfaces

Question 2

What is the term used to describe whether an object or liquid will sink or float in water?

Accepted Answer

Density

Answer

Solubility

Answer

Mass

Answer

Volume

Question 3

What is solubility?

Accepted Answer

The capacity to dissolve in water

Answer

The capacity to reflect light

Answer

The capacity to be measured in grams

Answer

The capacity to conduct heat

Question 4

What type of valley do glaciers form?

Accepted Answer

Valley in the shape of U

Answer

Valley in the shape of V

Answer

Delta

Answer

Canyon

Question 5

Which of the following is a renewable resource?

Accepted Answer

Wood

Answer

Coal

Answer

Oil

Answer

Natural gas

Question 6

Which material will keep a hot drink warm for the longest period of time?

Accepted Answer

Material 4

Answer

Material 1

Answer

Material n2

Answer

Material 3

Question 7

A student makes a mixture of gravel, iron fillings, and water. Which table correctly identifies the tools that cn ne used to separate each substance from the mixture?

Accepted Answer

Question 8

A student heats 250 milliliters of wter in a cup to approximately 50 C and adds 6 grams of salt. The mixture of salt and water is then stirred for 15 seconds.

Select TWO correct answers.

Accepted Answer

the salt will dissolve

Accepted Answer

the water will remain clear

Answer

the salt will sink to the bottom of the cup

Answer

the salt will float on the water

Answer

the water will change from clesr to opaque white

Question 9

Which switches must be closed for Bulb 1 to remain drk BUT Bulb 2 to produce light?

Accepted Answer

Switches 1 and 3 must be closed.

Answer

Switch 1 only must be closed.

Answer

Switches 2 and 3 must be closed.

Answer

Switches 1,2,3 must be closed.

Question 10

Based on the student's sundial, which letter is closes to the position of the sun when the picture was taken?

Accepted Answer

Z

Answer

W

Answer

X

Answer

Y

Question 11

A student looks into a mirror and sees an image of an object. Which diagram shows an X where the object is most likely located? (5.6C)

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 12

An African savanna is a grassland with shrubs and a few small trees. It has warm temperatures all year long, a dry winter season, and a rainy summer season. Which group of animals is most likely supported by an African savanna? (3.9A)

Accepted Answer

Option D is correct

Answer

A.

Answer

B.

Answer

C.

Question 13

A student observed liquid wax dripping down the side of a burning candle. After putting out the candle's flame, the student left the room. Several hours later the student observed that there was no longer any liquid on the side of the candle. Which statement explains what most likely happened to the liquid wax? (3.5C)

Accepted Answer

The liquid wax changed back into a solid as it cooled.

Answer

The heat given off by the flame caused the candle wax to evaporate.

Answer

The liquid wax condensed and was absorbed by the candle.

Answer

None of the above

Question 14

A student draws diagrams of her house and the location of the sun in the sky. Which diagram does not correctly represent the location of the sun at the time indicated? (5.8C)

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Answer

D.

Question 15

The diagram shows a fish being viewed from above the water. The fish appears to be closer to the surface than it really is. What causes this difference? (5.6C)

Accepted Answer

Light is refracted.

Answer

Light is reflected.

Answer

Light is focused.

Answer

Light is blocked.

Question 16

Fossil fuels formed over long periods of time after particles in water settled to the sea floor and formed marine mud. What kinds of particles needed to be present in the marine mud in order for fossil fuels to form? (5.7A)

Accepted Answer

Mostly decaying organisms

Answer

Mostly sand and a few small bits of wood

Answer

Mostly lava and a few sedimentary rocks

Answer

Mostly metal minerals

Question 17

A student classifies the objects shown based on their physical properties. Which property cannot be used to classify these objects into more than one group? (5.5A)

Accepted Answer

Solubility in water

Answer

Magnetism

Answer

Mass

Answer

Electrical conductivity

Question 18

A simplified diagram of a system using solar energy is shown. To recharge the battery for later use without lighting the bulb, which of the following switches should be closed? (5.6B)

Accepted Answer

Switches R and T only

Answer

Switch S only

Answer

Switches R and S only

Answer

Switches R, S, and T

Question 19

Resources can be classified as renewable or nonrenewable. Which of these resources is classified in the same category as coal? (4.7C)

Accepted Answer

Petroleum

Answer

Wood

Answer

Wind

Answer

Corn oil

Question 20

A student observes the following activities while walking in a park. Which of these living organisms was interacting with another living organism in the environment? (5.9A)

Accepted Answer

Bee

Answer

Fire at

Answer

Blue jay

Answer

Hawk

Question 21

A student is looking for evidence that Earth is always rotating on its axis. Which of the following would provide the best evidence? (5.8C)

Accepted Answer

The appearance of shadows changing throughout the day

Answer

The different amount of rain that falls each day

Answer

The presence of other planets in the night sky

Answer

The different phases of the moon in a month

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