Positions and Motion

Knowing an object’s position requires which of the following?

• speed

• time

• displacement

• reference point

Two people are pulling on a chain in opposite directions with forces of 500 N and 600 N. The forces would best be described as ____.

• balenced forces

• unbalenced forces

• action-chain forces

• gravitational forces

If you ride your bike around the block, returning to the exact point where you started, your displacement is _______  m.

• 0

• 2

• 4

• 6

A train traveled 250 kilometers (km) from its starting point in 5 hours (h). If the train continues at the same average speed for another 4 hours, how far will it have traveled from its starting point?

• 200 Km

• 250 Km

• 450 Km

• 500 Km

Motion can be described through a change in _____.

• speed

• position

• distance

• time

If you know the distance an object has traveled in a certain amount of time, you can determine the object’s __________.

• speed

• velocity

• acceleration

• position

the process, act or result of changing place or position.

• Motion

• position

• speed

• velocity

where something is located.

• Rest

• motion

• position

• energy

_____ is when there is a change in a object's position as compared to other objects around it.

• motion
• position
• speed
• velocity

A place or object used for comparison to determine if another object is in motion is called a

• comparison point
• reference point
• point of view
• motion detector