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Forces Review OL Flashcards | StudBud
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Forces Review OL
Forces Review OL
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newtons laws of motion, first law, second law #physics
Flashcards
18 cards
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Questions
18
Answers
1
Which of Newton's Laws is illustrated?
eleventh
third
second
first
2
Which of Newton's Laws of Motion is illustrated?
First Law
Second Law
Third Law
Fourth Law
3
Which of the 4 forces of nature is considered to be the strongest?
gravity
weak
electromagnetic
strong
4
Which box has a net force of 3 newtons down?
1
3
4
2
5
A 25 kg sled w/ F
app
of 100 N is going 3 m/s
2
, what is the force of friction? g = 10.
75 N
25 N
100 N
300 N
6
Which force of nature keeps the electrons orbiting around the nucleus of the atom?
strong force
weak force
electromagnetic force
gravitational force
7
A bug runs in to a car windshield. Which object experiences the greater acceleration?
impossible
same
car
bug
8
What is the net force on box one?
5 left
5 down
5 up
5 right
9
Find the mass of a bucket that is accelerating out of a well at 2 m/s
2
with rope tension 750 N.
75 kg using g = 10 m/s2
22.5 kg using g = 10 m/s2
35 kg using g = 10 m/s2
62.5 kg using g = 10 m/s2
10
Which of Newton's 3 Laws of Motion is illustrated
fourth
first
second
fifth
11
A bug runs in to a car windshield. Which object experiences the greater force?
the bug
can't determine
same
the car
12
Which situation will remain at rest, due to balanced forces?
4
1
2
3
13
When the applied force is larger than friction, the box will ________________.
remain at rest
move at a constant speed
decelerate
accelerate
14
Which cart will have the largest acceleration?
A
C
D
B
15
What lift force (app) is required to accelerate a 5000 N helicopter at 3 m/s
2
if g=10 m/s
2
?
6,500 N
15,000 N
150,000 N
1,500 N
16
What is the Net force acting on the vehicle?
27 newtons
20 newtons
13 newtons
7 newtons
17
What is the Net Force acting on the car?
5000 newton
50 newtons
5 newtons
500 newtons
18
What is the net force on the box in the upper left?
1200 N
2000 n
400 N
800 N
