Phys Sci Motion

If you are giving directions, what else could you call the reference point?

• The ending point

• The starting point

• The description

• The location

Which statement indicates that motion has occurred?

• the reference point has changed

• the position of the object has changed

• the object being described has changed

• the size of the object has changed

If you know the distance and direction from a reference point, what do you know about an object?

• displacement

• speed

• motion

• relativity

This describes how far an object has traveled, regardless of where it ends.

• displacement

• reference point

• distance

• direction

Motion is the process of changing _____.

• reference

• displacement

• motion

• position

Displacement is the difference between the initial position and the _____ position of an object.

• postive

• motion

• resting

• final

If you tell someone that the swing set in a park is about 10 m from the dead tree in the direction of the oak tree, what is the reference point?

• the swing set
• the oak tree
• the dead tree
• the park bench

Scott travels north 5 miles and then goes west 3 miles before coming straight back south 2 miles. What is his distance?

• 10
• 7
• 8
• 6

 Jermaine runs exactly 2 laps around a 400 meter track. What is the displacement?

• 800
• 400
• 0
• 200

David walks 3 km north, and then turns east and walks 4 km. What is the distance?

• 7 km
• 3 km
• 4 km
• 1 km