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25
×
The gravitational strength on Neptune is 11.0 N/kg. If the weight of a rover is 13,200 Newtons, what is the mass of it?
1200 kgs
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20
×
A spring has a natural length of 4 cm and when masses are added, its new length is 18 cm. What is the extension?
14 cm
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20
×
A dog runs with an initial speed of 7.5 m/s on a waxed floor. It slides to a stop in 15 seconds. What is the acceleration?
-0.5 m/s^2
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15
×
How do you calculate average speed?
total distance divided by total time
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×
boom
Lose 50 points!
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gift
Win 25 points!
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rocket
Go to first place!
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baam
Lose 5 points!
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25
×
A bus starts from rest and accelerates to 14 m/s in 4 s. What is the average acceleration of the bus?
3.5m/s^2
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thief
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5
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15
20
25
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seesaw
Swap points!
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fairy
Take points!
5
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15
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25
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baam
Lose 20 points!
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15
×
What is the resultant force?
0 N
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thief
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5
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25
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magnet
Take 10 points!
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rocket
Go to first place!
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baam
Lose 5 points!
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25
×
A roller coasters accelerates from an initial velocity of of 6.0 m/s to a final velocity of 70 m/s over 4 seconds. What's the acceleration?
16 m/s^2
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20
×
The unit of force is...
N (Newton)
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20
×
Which spring has the greatest spring constant? A or B?
A
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20
×
A spring has a spring constant of 5 N/cm. What is its extension when loaded with 15 N?
3 cm
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thief
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5
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25
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fairy
Take points!
5
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25
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shark
Other team loses 10 points!
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thief
Give points!
5
10
15
20
25
20
×
The mass of an astronaut is 70 kg on the Moon. What is the mass of the astronaut on the Earth?
70 kgs
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15
×
Change in speed or velocity over a specific amount of time. What is this?
Acceleration
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