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Velocity, Acceleration, and Forces Review Flashcards | StudBud
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Velocity, Acceleration, and Forces Review
Velocity, Acceleration, and Forces Review
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A review of chapters 2-4 in College Prep Physics. Velocity, Acceleration, and Forces
Flashcards
35 cards
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Practice quiz
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Questions
35
Answers
1
What has a greater net force: A 5000 kg car traveling at 25 m/s
2
or a 8000 kg truck at rest?
The truck
The car
2
Something divided by time is a _____.
math problem
rate
numerator
denominator
3
A football accelerates in the direction of the ____.
Net Force
Tension
Friction
Normal Force
4
What is the attractive force that exists between all objects?
Friction
Normal Force
Gravitational Force
Gravity
5
See question on the next slide...
Really bad luck
Newton's 1st Law
Newton's 2nd Law
Newton's 3rd Law
6
In the Force and Mass Lab, as the mass increases, what happens to the acceleration?
It increases
It decreases
It stays the same
7
In the Force and Mass Lab, as the mass on the cart increases, what happens to the force?
It increases
It decreases
It stays the same
8
Answer question on the next page.
Normal Force
Gravitational Force
Friction
Applied Force
9
Which way does friction point with respect to the applied force?
The same direction
Straight down.
The opposite direction.
Perpendicular to the surface.
10
What is a quantity that requires only magnitude?
Vector
Arrow
Scalar
Velocity
11
A calculator weighs 10 N. When it is held at rest in your hands, the net force of the calc is
5 N
20 N
0 N
10 N
12
The negative sign in -10m/s tells us what?
It is moving in a negative direction.
It is speeding up.
It is moving in a positive direction.
It is slowing down.
13
Going down on the Power Tower is an example of an object _____.
in Free Fall.
in Inertia.
in Equilibrium.
in a Net Force.
14
A parachute causes an increase in what type of force?
Normal Force
Velocity
Gravitational Force
Air Resistance
15
What can you find by looking at the slope of a velocity time graph?
Acceleration
Forces
Velocity
Displacement
16
What force acts downward on the mass in the Force and Mass Lab?
Friction
Gravity
Normal Force
Gravitational Force
17
Friction, tension, and normal forces are all examples of what overall type of force?
Action at a Distance
Contact
18
Answer question on next page.
Newton's 3rd Law
Newton's 2nd Law
really cool science.
Newton's 1st Law
19
These are the three fundamental units.
seconds, kilometers, and kilograms
seconds, meters, and kilograms
seconds, centimeters, and kilograms
seconds, meters, and grams
20
The force exerted by a fluid on an object moving through the fluid is _____.
Gravitational Force
Spring Force
Drag Force
Tension
21
What is this object doing?
Falling
Standing still
Moving to the left
Moving to the right
22
What is the degree of exactness to which the measurement of a quantity can be reproduced?
Parallax
Percent Error
Precision
Accuracy
23
If the force acting on a cart doubles, what happens to the cart's acceleration?
It decreases by 1/4.
It doubles.
It is cut in half.
It quadruples.
24
Why is a car's gauge called a speedometer and not a velociometer?
There is no direction on a speedometer.
It doesn't sound right.
There is no magnitude on a speedometer.
25
In the Tension Lab, does the tension in the string depend on the length of the string?
No
Yes
We didn't have enough info to tell.
26
When you slam on the brakes on your car, explain the forces acting on your seatbelt.
Applied, Friction, Tension, Gravitational
Applied, Friction, Air Resistance, Gravitational
Friction, Tension, Gravity
Tension and Gravitational
27
What is the net force of this object?
6 N
20 N
17 N
-3 N
28
What law states that for every action, there is an equal and opposite reaction?
Newton's 2nd Law
Newton's 3rd Law
Mrs. Ray's Law of Physics
Newton's 1st Law
29
Which way does the normal force always point with respect to the surface that it is sitting on?
Parallel to the surface
Perpendicular to the surface.
Up
Down
30
What would your weight be on the moon compared to your weight here on Earth?
More on the moon.
Less on the moon.
I would need more information.
The same
31
If a person is pushing a desk across a room, what force is acting on the desk from the person?
Gravitational Force
Applied Force
Friction
Normal Force
32
What direction is the net force in the object?
Upward
Not enough information to tell
No Net Force
Downward
33
If the net force acting on an object is greater than 0 N, then the object is _____.
Losing Mass
Moving with a constant velocity.
Being accelerated.
At rest.
34
If a book is resting on a surface, what force is the surface exerting on the book?
Applied Force
Friction
Gravitational Force
Normal Force
35
What would your mass be on the moon compared to your mass here on Earth?
The same
Less on the moon.
I would need more information.
More on the moon.
