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Semester 1 Review 2 Flashcards | StudBud
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Semester 1 Review 2
Semester 1 Review 2
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Review the basics of conceptual physics - Newton's Laws and forces.
Flashcards
10 cards
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Practice quiz
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Questions
10
Answers
1
Nancy hurries and covers 200 m in 50 seconds. Dividing 200 m by 50 s gives you Nancy's
acceleration.
speed.
average speed.
velocity.
2
If the force acting on an object doubles, what happens to acceleration?
It stays the same.
It is quadruples.
It doubles.
It is half.
3
In the absence of an external force a moving object will
stop immediately.
move with constant velocity.
go faster.
slow down and eventually stop.
4
Compared to its weight on Earth, a 10-kg object on the moon will weigh _ and its mass will be _
less, the same amount
less, more
the same amount, lee
more, less
5
If you blow up a balloon and let it go, it will fly away. This shows Newton's
1st law of motion.
2nd law of motion.
3rd law of motion.
4th law of motion.
6
A box sits on a table. Which will decrease the friction between the box & table?
Put a layer of sandpaper between the box & table.
Put oil between the box and table.
Turn the box on its side so that it has less surface.
Take some items out of the box.
7
Karen walks at a steady pace in a straight line. Her acceleration is
equal to zero.
opposite to her motion.
cannot be determined.
in the same direction as her motion.
8
Motion is change in
position over time.
acceleration over time.
velocity over time.
speed over time.
9
A car travels an average of 100 m/s for 700,000 m. How long did this take?
7,000 s
70,000 s
700 s
70 s
10
Speed in a specific direction is
velocity.
distance.
acceleration.
position.
