Motion Snap

The taxi is moving with reference to Monument Circle

. For each leg of the trip, the taxi’s average speed stays the same, but its average velocity changes.

• True

• False

The line shown on the position-time graph depicts an object doing what?

• Staying still

• Accelerating

• Decelerating

• Constant Motion

Tags

NGSS.MS-PS3-1

Which graph shows an object accelerating?

• A

• B

Tags

NGSS.MS-PS3-1

A cruise ship makes its way from one island to another. The ship is in motion compared with which reference point?

• the passengers on the ship

• the captain of the ship

• a lighthouse on a nearby island

• the cargo inside the hull of the ship

The motion of a car on a position-time graph is represented with a horizontal line. What does this indicate about the car’s motion?

• It’s moving at a constant velocity.

• It’s speeding up.

• It’s moving at a constant speed.

• It’s not moving.

Two buses leave school moving in opposite directions. After 15 minutes, they are both 10 miles away from the school. Which statements correctly describe the motion of the buses?

• The velocity of the buses is equal.

• The average speed of the buses is equal.

• The average speed of the buses is not equal.

• The velocity of the buses is not equal.

• Both buses move with constant velocity the entire trip.

What was Galileo’s contribution to the study of motion?

• He developed the three laws of motion.

• He was the first to systematically study force and motion.

• He was the first to discover gravity.

• He improved on Newton’s laws.

Which kind of force do you exert on an object when you pull it toward you?

• applied force

• attractive force

• drag force

• normal force

Tonya picks up a leaf from the ground and holds it at arm’s length. She lets go, and the leaf falls to the ground. What force pulled the leaf to the ground?

• applied force

• drag force

• gravitational force

• normal force

Tags

NGSS.MS-PS2-4

Which statement about forces is true?

• Forces are defined by strength but not direction.

• Forces are defined by direction but not strength.

• Forces are defined by both strength and direction.

• Forces act only on objects that are in contact.