Science #2 Review

Which of these objects has the LEAST speed and mechanical energy?

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NGSS.MS-PS3-1

NGSS.MS-PS3-4

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A group of students conducted an experiment to determine which marble would roll the fastest down different ramps. Which ramp height would result in the fastest marble speed?

• Ramp A

• Ramp B

• Ramp C

• Ramp D

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NGSS.MS-PS2-2

NGSS.MS-PS3-1

NGSS.MS-PS3-2

NGSS.MS-PS3-5

Choose the two planets below that are closest to the Sun.

• Mercury

• Venus

• Earth

• Mars

Tags

NGSS.MS-ESS1-1

A student is making a model of the Sun, Earth, and Moon using a variety of balls. Which ball would be best to use as the Sun?

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NGSS.MS-ESS1-1

What is the fifth planet from the Sun?

• Earth

• Mars

• Jupiter

• Mercury

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NGSS.MS-ESS1-3

A child is playing with a guitar. Which two forms of energy are produced when the child strikes the guitar?

• Mechanical and light

• Light and sound

• Sound and mechanical

• Sound and thermal

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NGSS.MS-PS3-5

NGSS.MS-PS4-1

A diagram of a child on a seesaw is shown. Which statement correctly describes the forces that affect the child's motion?

• The force of gravity causes the child to move downward.

• The force of gravity causes the child to move upward.

• The force of the child's arms pushing causes the motion to stop.

• The force of the child pulling on the seesaw causes the motion to stop.

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NGSS.MS-PS2-1

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When a drum is hit, it produces sound because the drum skin –

• vibrates

• generates heat

• creates light

• produces electricity

Two friends are trying to move a heavy cart filled with books. Which of the following methods would help them move the cart most efficiently?

• One friend pulls the cart forward while the other friend pulls the cart backward.

• One friend pushes the cart backward while the other friend pushes the cart forward.

• One friend pushes the cart forward while the other friend does not apply any force to the cart.

• Both friends push the cart in the same direction.

Tags

NGSS.MS-PS2-2

What is the invisible force that pulls objects to Earth?

• mass

• magnetic force

• gravity

• push

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NGSS.MS-ESS1-2

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