Science STAAR Practice

A wide U-shaped valley is shown in the photograph below. This valley was most likely formed by —

• Flashing Flooding

• A Glacier

• A Hurricane

• Melting snow

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NGSS.MS-ESS2-2

All of the following are true about fossil fuels EXCEPT:

• They are renewable resources.

• They are the remains of dead plants and animals.

• They were formed over a long period of time.

• They often contribute to pollution of the atmosphere.

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NGSS.MS-ESS3-4

Which of the following sources of energy is NOT formed from prehistoric life?

• hydroelectricity

• natural gas

• petroleum

• coal

Which best describes how coal is formed?

• igneous rock exposed to weathering

• erosion of metamorphic rock

• preservation of animal fossils

• decomposition of dead plant material

Energy produced from sunlight is called ______ energy and is considered a ______ resource.

• geothermal, nonrenewable

• solar, nonrenewable

• hydroelectric, renewable

• solar, renewable

Which is an example of using geothermal energy to heat a house?

• a furnace that burns natural gas

• an electric heater powered by a nearby coal plant

• a radiator that pumps water deep underground to heat it and returns the water to the surface

• an electric heater powered by solar panels on the rooftop

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NGSS.MS-PS3-3

Wind energy is advantageous because it produces little or no pollution. A disadvantage to wind energy is:

• It is nonrenewable.

• Electricity is only produced when the wind is blowing.

• It causes major disruption to the local ecosystem.

• It is very expensive to continually produce electricity.

A whale fossil is found in the middle of the desert. What is the best explanation for this?

• The whale fossil was moved there by people.

• A big wave washed the bones far into the desert.

• The desert was once an ancient sea.

• It was mistaken to be a whale fossil.

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NGSS.MS-ESS1-4

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

If you wanted to test the effect of gravity on an object, which set of materials should you choose?

• battery, wires, lightbulbs

• hot plate, water, thermometer

• two different types of balls, metric ruler

• two cups, two different types of soil, water and seeds

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NGSS.HS-PS2-1

NGSS.HS-PS2-4

Which statement describes weather, rather than climate?

• The weather is usually hot and humid year around

• The destination has hot summers and cold winters

• The summer temperatures average between 29 and 35 degrees

• The humidity level on Tuesday was 30%

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NGSS.MS-ESS2-5