Force & Motion

Forces can do lots of things. Select all of the following that describes what a force can do.

• Make an object that was not moving start moving.

• Speed up the movement of an object.

• Change direction of an object that is already moving.

• Slow down the movement of an object.

Tags

NGSS.MS-PS2-2

Forces are measured in

• gravity

• newtons

• pulls

• pounds

Which of the following is the most likely effect of the forces shown?

• The object will accelerate downward.

• The object become balanced.

• The object will accelerate upward.

• The motion of the object cannot be predicted.

Tags

NGSS.MS-PS2-2

Which of the following best describes the forces shown?

• The forces are unbalanced.

• The forces are balanced.

• The forces will cause movement to the left.

• The forces will cause a change in motion.

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-1

Which of the following best shows the pattern of motion of this student on the swing?

• X, Y, Z, X, Y, Z

• X, Y, Z, Y, X, Y

• X, Y, Z, Y, Z, X

• X, Z, Y, X, Z, Y

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-1

The moon is orbiting around the Earth. Which of the following pattern of motion can be used to describe the moon's orbit?

• moving in one direction

• moving in cycles

• zig zag motion

• shifting back and forct

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

A cuckoo clock uses a pendulum to keep time. The dock was running too quickly. Which of the following could help the cuckoo clock keep time?

• shortening the string

• lengthening the string

• changing the mass

• changing the release angle

Tags

NGSS.MS-PS2-4

Select the example of an object shifting back and forth.

• planets orbiting the sun

• a swing

• a carousel

• skiing

What is the definition of friction?

• a force that opposes the motion of an object

• any push or pull of an object

• forces that are equal and opposite; does not create movement

• forces that are unequal and create a change in movement or direction of an object

• a model that shows the forces on an object

What is the definition of balanced forces?

• a force that opposes the motion of an object

• any push or pull of an object

• forces that are equal and opposite; does not create movement

• forces that are unequal and create a change in movement or direction of an object

• a model that shows the forces on an object