Force and Motion Review for TEST

What do we call the part in an experiment or trial that can be changed?

• question

• variable

• characteristic

• hypothesis

Tags

NGSS.MS-PS2-2

Why do scientists conduct their experiments numerous times?

• To validate their results

• To enjoy the experiment while the equipment is out

• To see how the results change as the daily gravity changes

• To see how different moon phases affect the results

Tags

NGSS.MS-LS1-5

Lucy and Isla are pulling on a rope in opposite directions with equal force. What will happen to the rope?

• The rope will move toward Lucy.

• The rope will stay in the same place.

• The rope will fly in the air.

• The rope will move toward Isla.

Tags

NGSS.MS-PS2-1

Which scientific tool should Adriana choose if designing an experiment to measure the amount of force needed to pull boxes with different masses?

• Thermometer

• Balance scale

• Spring scale

• Stopwatch

Tags

NGSS.MS-PS2-2

Rowan observed a scooter moving in one direction at a constant speed. What will cause the scooter to stop?

• The scooter must change temperature.

• An unequal force must act on the scooter.

• The scooter will never stop.

• A balanced force must act on the scooter.

Tags

NGSS.MS-PS2-2

Which of the following is the best example of an unbalanced force?

• A book resting on a shelf.

• A train accelerating (increasing in speed) as it leaves the station.

• A chair sitting motionless

• An airplane moving in a straight line at a constant speed.

Tags

NGSS.MS-PS2-2

Makenzie is taking her baby brother for a walk in a stroller. The amount of force that Makenzie must use to make the stroller move MOST likely depends on the stroller's —

• direction

• distance

• mass

• velocity

Tags

NGSS.MS-PS2-2

Kyle and Tre are practicing their football skills for an upcoming game. If they were to throw the ball with a greater force, what would the resulting motion be (select 2)?

• The ball will move forward.

• The ball will stop completely.

• The ball will remain at the same speed.

• The ball will move backward.

• The ball will increase in speed.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What can you use to measure a force needed to pull a box across a tabletop?

• Spring Scale

• Balance

• Bathroom Scale

• Graduated Cylinder

What causes a change in motion?

• Matter

• Speed

• Mass

• Force

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-5