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Team 2
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Teams
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Score
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heart
Other team wins 25 points!
Oops!
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fairy
Take points!
5
10
15
20
25
×
shark
Other team loses 10 points!
Okay!
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thief
Give points!
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25
15
×
When describing motion, what do we call the starting location or position of an object?
reference point
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15
×
How do you know if work is being done on an object?â
a force is applied and the object moves
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15
×
What is the relationship between kinetic energy and mass?
if the mass increases the kinetic energy increases; they are proportional
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15
×
What is the unit used to measure force?â
Newtons
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15
×
What is the meaning of force?
push or pull
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15
×
What is the relationship between kinetic energy and speed?
if the speed increases, then the kinetic increases by the square of the speed
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15
×
The weight of the object is 80 N. What is the normal force?
80 N
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15
×
Gravitational potential energy depends on _____ and _____.
mass and height
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eraser
Reset score!
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star
Double points!
Okay!
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rocket
Go to first place!
Okay!
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lifesaver
Give 25 points!
Oops!
15
×
How is charging objects by induction different from charging by conduction?
induction does not require the objects to touch
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15
×
What is the difference between force pairs and balanced forces?
Force pairs act on different objects, balanced forces act on the same object.
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20
×
Why does electric current not flow in an open circuit?
because the circuit is incomplete
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20
×
What are two ways to increase magnetic potential energy?
push like poles together and pull opposite poles apart
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lifesaver
Give 20 points!
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fairy
Take points!
5
10
15
20
25
×
rocket
Go to first place!
Okay!
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thief
Give points!
5
10
15
20
25
20
×
What effect does the surface of an object have on the amount of friction created by the object?
the rougher the surface, the greater the friction
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