Mock STAAR Science - 02082022

A student is setting up a habitat for a turtle. Which of the following describes two living things that the student would place in the habitat for the turtle?

• Water and earthworms

• Plants and earthworms

• Plants and rocks

• Water and rocks

Tags

NGSS.MS-LS2-2

Which of these describes a living organism interacting with a nonliving component of an ecosystem?

• A bird perching on a tree

• A flea living on a dog

• An elephant collecting water in its trunk

• A deer eating berries from a bush

Tags

NGSS.MS-LS2-3

Which of the following statements best explains why the sun appears to move across Earth’s sky from east to west each day?

• The Sun orbits the earth.

• Earth rotates on its axis.

• The Moon rotates with the Earth.

• Earth revolves around the Sun.

Tags

NGSS.MS-ESS1-1

Which of the following is a physical characteristic of the Sun? The Sun —

• is made of rock

• moves across the sky each day

• is smaller than the moon

• is made of gases

Which of the following is a physical characteristic of the Earth? The Earth —

• is made of rock

• moves across the sky each day

• is smaller than the moon

• is made of gases

Tags

NGSS.MS-ESS2-3

Which of the following best represents the time of day shown in the diagram?

• 3:00 P.M

• 10:00 A.M.

• 12:00 P.M.

• 7:00 P.M

Tags

NGSS.MS-ESS1-1

Fossil fuels formed over a long period of time because heat and pressure were applied to —

• carbon filtered through limestone

• organisms buried in the ground

• bacteria on top of the mud

• nitrogen mixed in the water

Tags

NGSS.MS-ESS3-1

Deposition is one of the processes involved in the formation of sedimentary rock. Which choice best describes the process of deposition?

• Rocks are broken into smaller pieces that remain in the same location.

• Pressure compacts layers of sediment and turns them into rock.

• Pieces of rock or soil are carried from one place to another.

• Sediment grains fall to the bottom of a lake to form sedimentary layers.

Choose the statement you believe best describes an example of weathering:

• Weathering happens when rock particles are carried away by running water, moving ice or strong winds.

• Weathering happens when rocks are worn away by environmental factors such as wind and rain.

• Weathering happens when moving wind or water leaves eroded materials building up layer of sediment.

• All of the above.

Which of these can cause sharp, rough mountains to become rounded and smooth over time?

• The Earth’s rotation

• The Sun’s rays

• Wind and rain

• Deposition

Tags

NGSS.MS-ESS2-2