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Duplicate of Forces Review Flashcards | StudBud
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Duplicate of Forces Review
Duplicate of Forces Review
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High School physics, Newton's Laws (Forces and Motion)
Flashcards
24 cards
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Questions
24
Answers
1
A projectile baseball after it reaches maximum height
has no net force acting on it
has a net force acting on it
is accelerating more rapidly than it did on the way up
looks like a cube
2
Which way will the truck accelerate due to forces from the person in the picture
left
right
none
up
3
immediately AFTER hitting an air-hockey puck on a frictionless plane, it will generally ___
experience a net force
move with increasing velocity
move with constant velocity
increase its inertia
4
The block is held at rest as shown. The force of static friction is directed:
up
left
right
down
5
In order to pull himself up this incline, the child can pull with a minimum force
apricot
greater than his weight
less than his weight
equal to his weight
6
A steak rests on a plate on a table. Which is a true comparison of normal forces
The table pushes the steak > the table pushes the plate
The table pushes the plate > the plate pushes the table
The steak pushes the plate > the table pushes the plate
The steak pushes the plate < the table pushes the plate
7
If M1 is greater than M2
M1 accelerates downwards
M1 must be moving downwards
M1 accelerates upwards
M1 must be moving upwards
8
The child in this picture can ___ without making the block slide (given it has friction)
remain at rest
accelerate uphill
accelerate downhill
all of the answers are correct
9
If the cart is not accelerating and the angles are equal, then ___
T1 and T2 are equal in magnitude
T1 and T2 are not equal in magnitude
the eyelet screws are not necessary
normal force is less than T2
10
A man standing in an elevator that accelerates upwards...
has zero net force acting on them
would register a lighter weight standing on a scale
Experiences a net force
experiences greater Normal force than gravity
11
Does the fan help propel the cart forward
apple sauce
only on Wednesdays
yes
no
12
If friction is negligible, the net force on the cart is...
Tsinθ
T
Tcosθ
mgsinθ
13
A block rests on an inclined surface as shown. Is there a non-zero net force on the block?
No
Yes
14
It is possible for the guy to accelerate forward due to ___
both answers above
none of the above
static friction
Newton's 2nd Law
15
Compare magnitudes of normal force to gravitational force.
gravity is only greater than normal if it slides
Normal Force < Weight
Normal force = weight
Normal force > weight
16
If there is NO friction on the block, the child will ____
float
all of the answers are correct
provide a net force on the block
remain at rest
17
Which force is of greatest magnitude?
T1
T2
normal
gravity
18
A cart is pulled with tension, T at an angle θ. Normal force from the ground...
Is greater than the cart's weight
is less the cart's weight
is equal to T
is equal to the cart's weight
19
In absence of friction...
The person will accelerate
This person will not accelerate
The tires would slip
The person would go to the barber
20
If M1 is equal in mass to M2
M1 an M2 cannot move
The ropes must break
ham omelette
M1 and M2 cannot accelerate
21
While on the way up the ramp the cart...
has no net force
has a net force uphill
accelerates uphill
accelerates downhill
22
A bug splats on the windshield of a moving vehicle. The force on the bug from the windshield
is zero
Is equal in magnitude to the force felt by the windshield
Is greater than the force acting on the windshield
Is less than the force acting on the windshield
23
If the child pulls with a force equal to his weight, they will ____
move with constant speed uphill
fall downhill
accelerate uphill
cheese pizza
24
A man standing in an elevator moving with constant speed upwards...
experiences greater Normal force than gravity
Experiences a net force
has zero net force acting on them
has a dashing mustache
