A car on the highway is traveling 55 mi/hr and it passes another car. In order to pass, the car has to accelerate to 65 mi/hr. The car reaches this velocity 40 seconds later. What is the average acceleration of the car?
.25 mi/hr/sec
Oops!
Check
Okay!
Check
15
What is the the rate at which velocity changes Can be: Speeding up Slowing down Change in direction
acceleration
Oops!
Check
Okay!
Check
eraser
Reset score!
Oops!
fairy
Take points!
5
10
15
20
25
fairy
Take points!
5
10
15
20
25
baam
Lose 15 points!
Oops!
15
What is the formula for time?
distance/speed
Oops!
Check
Okay!
Check
boom
Lose 50 points!
Oops!
magnet
Take 20 points!
Okay!
shark
Other team loses 20 points!
Okay!
lifesaver
Give 25 points!
Oops!
15
What is the formula for distance?
speed x time
Oops!
Check
Okay!
Check
15
What is speed that does not change
constant speed
Oops!
Check
Okay!
Check
15
What is the formula for finding speed
distance/time
Oops!
Check
Okay!
Check
15
This is the distance traveled per unit of time; rate of movement, how fast something is going.
speed
Oops!
Check
Okay!
Check
15
What is the speed in a given direction, example 15 miles per hour
velocity
Oops!
Check
Okay!
Check
15
What does a straight line indicate on a graph when calculating speed
constant speed
Oops!
Check
Okay!
Check
15
What does a upward curved line represent on a distance and time graph?
The object is getting faster
Oops!
Check
Okay!
Check
15
A skydiver accelerates from 20 m/s to 40 m/s in 2 seconds. What is the skydiverโs average acceleration
10 m/s^2
Oops!
Check
Okay!
Check
15
What does a fast speed look like on a distance and time graph?
The slope is steep
Oops!
Check
Okay!
Check
15
What is the total distance travel divided by the total time it takes to travel that distance