Force and Motion

Select the data that shows the speed of an object increasing. Select all correct answers.

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Tags

NGSS.MS-PS3-1

A student observed a boat approaching a dock and recorded the results. Based on the graph, what can be said about the boat’s speed?

• The boat is speeding up

• The boat's speed stays the same

• The boat slows down and then speeds up

• The boat is slowing down

Tags

NGSS.MS-PS3-1

Motion is defined as the speed and direction of an object. Select all of the following that are a correct description of motion.

• 2,000 milliliters

• 765 kilometers/hour south

• 300 meters/hour east

• West

• 230 seconds north

Which two words describe an object in motion?

• Volume

• Direction

• Mass

• Speed

Tags

NGSS.MS-PS3-1

What is a push or a pull exerted by one object on another?

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What causes heat to be produced by rubbing two objects together?

• Motion

• Friction

• Heat

• Force

Tags

NGSS.MS-PS1-4

Which example causes the least amount of friction?

• A student pushes a toy car across the carpet

• A hockey puck glides on ice

• A student rubs both hands together in a quick motion

• A student scratches two sticks back and forth on each other.

A moving bicycle has _______ energy

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Which of the following choices show kinetic energy? Select all correct answers.

• A baseball after it is thrown

• A train moving along the tracks

• A skier standing at the top of a mountain

• A candle sitting on a shelf

• A tennis shoe falling down the stairs

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Student A pushes on a cart with 500 newtons (N) of force. Student B pushes on the other side of the cart. The cart doesn’t move. How much force is Student B applying?

• Student B is applying more than 500 N of force

• Student B is applying less than 500 N of force.

• There is not enough information to know for sure

• Student B is applying 500 N of force.

Tags

NGSS.MS-PS2-1