A car drives in a circle at a constant speed, is this car accelerating?
Yes, because it is changing its direction.
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15
What is the acceleration of a baseball when its speed increases from 1 m/s to 25 m/s in 1 second?
24 m/s2
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thief
Give points!
5
10
15
20
25
magnet
Take 20 points!
Okay!
rocket
Go to first place!
Okay!
thief
Give points!
5
10
15
20
25
lifesaver
Give 5 points!
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star
Double points!
Okay!
rocket
Go to first place!
Okay!
baam
Lose 20 points!
Oops!
15
A chipmunk accelerations from 2 m/s to 10 m/s in 4 second. What is the chipmunk's average acceleration?
2 m/s
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15
If an object decreases its speed, is it accelerating?
yes
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15
Mrs. Wimmer runs at a speed of 88 feet per second for 30 seconds. Mr. Christman runs at a speed of 89 feet per second for 28 seconds. Who runs the farthest distance?
Mrs. Wimmer. She will run 2,640 feet while Mr. Christman will only run 2,492 feet.
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15
If an object increases its speed, is it accelerating?
yes
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15
A man is walking at a velocity of 3 miles per hour to the west. A woman is walking at a velocity of 3 miles per hour to the east. Are they traveling at the same velocity?
No, because they are traveling in different directions.
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trap
No points!
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shark
Other team loses 25 points!
Okay!
fairy
Take points!
5
10
15
20
25
lifesaver
Give 20 points!
Oops!
15
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trap
No points!
Oops!
seesaw
Swap points!
Okay!
shark
Other team loses 25 points!
Okay!
baam
Lose 20 points!
Oops!
15
A plane is flying at 200 m/s. 30 seconds later, it is flying at 235 m/s. What is the acceleration of the plane? (round to the nearest hundredth)
1.17 m/s2
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15
If an object is moving at a constant speed in the same direction, is it accelerating?
no
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15
A motorcycle increases its speed from 8 m/s to 30 m/s in 9 seconds. What is the acceleration of the motorcycle? (Please round to the nearest hundredth)
2.44 m/s2
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15
A woman runs 26.2 miles in 4 hours. What is her average speed in miles per hour?