Which item will require the most force to move? A. an empty wagon B. a wagon full of bricks C. a wagon full of apples D. a wagon full of feathers
a wagon full of bricks
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15
Inertia
The tendency of an object to stay in motion or stay still.
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banana
Go to last place!
Oops!
gold
Win 50 points!
Okay!
fairy
Take points!
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25
baam
Lose 10 points!
Oops!
10
Force
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15
John pushed two identical toy cars across the same flat smooth floor. Why did both cars travel the same distance?
He used the same force
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20
Machines are often full of moving parts that rub against each other. In machines, a lubricant such as oil is often applied to these moving parts. Why is this oil necessary?
To reduce Friction
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25
How long would it take a car traveling 55 miles per hour to get from Boone, NC to Oconee, SC if the two cities are 440 miles apart? (speed = distance ÷ time)
8 hours
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baam
Lose 10 points!
Oops!
shark
Other team loses 25 points!
Okay!
gift
Win 25 points!
Okay!
banana
Go to last place!
Oops!
banana
Go to last place!
Oops!
star
Double points!
Okay!
rocket
Go to first place!
Okay!
thief
Give points!
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20
Four different students take turns pushing a large, heavy ball on the school parking lot. What is the BEST way to determine which student used the most force to push the ball?
See who pushed it the farthest.
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15
Amy and Chad raced each other over a distance of 300 meters. Amy and Chad reached the end of the 300 meters at the same time. Which best describes the motion of the two?
They ran at the same speed
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25
Which statement best describes the motion of the cars displayed in the graph?
Car X traveled at a constant speed, while Car Y did not. Y accelerated
