Motion quiz

What is a reference point?

• a number line that is used to determine direction

• an app that allows you to look up things easily

• a place or object used for comparison to determine an object's motion

• the distance an object moves in one second

How do you calculate speed?

• change in velocity

• distance multiplied by time

• time divided by distance

• distance divided by time

How do you change speed?

• Change distance or time

• Change direction or motion

• Change direction or time

• Change distance or motion

Tom, the cat, stalks Jerry, the mouse, for 400m while going east. This takes 40 seconds. What is Tom's velocity?

• .1 m/s

• 10 m/s

• 4 m/s

• 40 m/s

What is a reference frame?

• An object moving at a constant rate

• A nonmoving object

• A point of view

• A direction of motion

If your velocity is positive, how are you probably moving?

• Slowing down

• Speeding up

• Backwards

• Forward

If your velocity is negative, how are you probably moving?

• Slowing down

• Speeding up

• Backwards

• Forward

If your acceleration is negative, how are you probably moving?

• Slowing down

• Speeding up

• Backwards

• Forward

If your acceleration is positive, how are you probably moving?

• Slowing down

• Speeding up

• Backwards

• Forward

In the graph, which line represents steady positive velocity, no acceleration?

• a

• b

• c

• d

• e