Speed

A _________________ is the starting point you choose to describe the location, or position, of an object.

• displacement

• reference point

• motion

• position

______________ is the difference between the initial, or starting, position and the final position.

• motion

• speed

• velocity

• displacement

________________ is the process of changing position.

• motion

• speed

• velocity

• acceleration

____________ is the distance an object moves in a unit of time.

• motion

• velocity

• displacement

• speed

The bus moves 10m/s for 10 seconds. What kind of speed is it traveling at?

• Average speed

• Constant speed

• Changing speed

• No speed

S=D/T is the formula to find

• Speed

• Time

• Distance

• Velocity

T=D/S is the formula to find

• Distance

• Time

• Velocity

• Speed

The bus travels 10m/s for 10s then he travels 20m/s for 3s. When the distance an object covers increases or decreases over a given unit of time, the object is said to be

• Changing distance

• Changing speed

• Decelerating

• Changing position

What describes and object's distance and direction from a reference point.

• Position

• Motion

• Displacement

• Time

Mary plays soccer. She is 10 m from the goal post. What is her reference point?

• Centerfield

• Soccer ball

• Goal post

• Bleachers