Team 1 :
0

Team 2 :
0

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

15 points

When does an object's velocity change?

speed up, slow down, change direction

Oops!

Check

Okay!

10 points

Explain why rate and speed are considered the same thing.

Both divide distance by time.

Oops!

Check

Okay!

25 points

Describe the motion of the object using the graph.

accelerating quickly, constant speed, slow acceleration, slow deceleration

Oops!

Check

Okay!

10 points

What is displacement?

An object's ending position compared to its starting point.

Oops!

Check

Okay!

10 points

What does a straight, diagonal line represent on a speed vs time graph?

constant acceleration

Oops!

Check

Okay!

5 points

Define scalar.

A quantity that includes only magnitude (size).

Oops!

Check

Okay!

10 points

What does negative slope represent on a distance vs time graph?

going back to start

Oops!

Check

Okay!

Other team wins 25 points!

Oops!

10 points

What does a horizontal line on the x axis on a speed vs time graph represent?

motionless

Oops!

Check

Okay!

Reset scores!

Oops!

Lose 20 points!

Oops!

10 points

What does a horizontal line on a distance vs time graph represent?

motionless

Oops!

Check

Okay!

15 points

Explain why a car turning a corner at a constant speed of 20 m/s is not traveling at a constant velocity.

Because the direction of the car is changing, velocity is not constant (vector).

Oops!

Check

Okay!

5 points

Define distance.

Total length of an object's path.

Oops!

Check

Okay!

15 points

Which term(s) is(are) scalar: distance, displacement, speed, rate, velocity, acceleration

distance, speed, rate

Oops!

Check

Okay!

10 points

What is the unit for rate?

m/s

Oops!

Check

Okay!