A word meaning โsizeโoften used to describe scalar quantities is:
magnitude
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15
Physics is the study of matter and __________
energy
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15
The motion of an object will continue in the same direction at the same speed unless the object is acted upon by a(n) ____________________.
unbalanced force
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15
The weight of a 10 Newton object is .....
10 Newtons
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15
What is the reaction force to your weight?
You pull the Earth
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15
The expression mgh represents _________________________ energy.
Potential
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15
When you drop a sheet of crumpled paper and a sheet of flat paper off a table at the same time, why does the flat sheet of paper hit the ground later?
air friction
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15
A ball is being twirled on the end of a string as pictured in the diagram: If the string is released when the ball reaches point P, the inertia of the ball will cause it to move in the direction of:
C
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banana
Go to last place!
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gold
Win 50 points!
Okay!
shark
Other team loses 15 points!
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thief
Give points!
5
10
15
20
25
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The unit Newton*meter is the same as a ...
Joule
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15
Which is bigger, a 100 centimeters or 1000 millimeters?
They are the same
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15
A skydiver reaches an instantaneous velocity of 88.2 meters per second before opening his parachute. How long was he in free fall?
9 seconds
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15
Two forces act on you when you are standing motionless on the floor, the force due to gravity and the force of the floor. These two forces are equal and opposite. Are they the action- reaction forces?
NO!
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15
Emma walks to school at a speed of 3 miles per hour. If it takes her 20 minutes to walk from home to school, how many miles away is the school from her house?