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Conceptual Physics Midterm Review Flashcards | StudBud
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Conceptual Physics Midterm Review
Conceptual Physics Midterm Review
29 terms
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Explore the application of physics in everyday situations and test your knowledge
Flashcards
29 cards
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Practice quiz
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Questions
29
Answers
1
How is acceleration calculated?
F/m
Change in speed
change in position
change in velocity
2
Velocity-time graphs (or speed-time graphs) tell us
The speed of an object
The acceleration of an object
3
Earth travels 584mil miles around the sun in 1yr. Whats the displacement on 1/1/16 since 1/1/15
830 kazillion miles
0 because it's in the same spot around the sun every Jan. 1
4
Which quantity is a scalar?
Acceleration
Force
Speed
Velocity
5
At what time does the object have the largest displacement?
5 s
30 s
10 s
0 s
6
What is an Inverse Relationship?
As one goes up, the other goes down
Love and Hate?
As one goes up, the other goes up
The giraffe is eating an apple
7
Inertia is a property of...
Weight
Friction
Force
Mass
8
Calculate the mass of an object moving with a 20N force and an acceleration of 5m/s
2
4kg
80N
4N
80kg
9
Which of these velocity-time graphs show constant velocity?
B
D
A
C
10
True or false: on a position - time graph, slope is the speed
False
True
11
Which is longer for person A: distance or displacement?
Distance
Displacement
They are the same
12
Calculate the net force.
6 N to the right
4 N to the left
6 N to the left
4 N to the right
13
Does the acceleration vector always point in the same direction as the velocity vector?
Yes
No
14
Unlike distance,
displacement
also includes the _____________ of the path.
size
color
distance
direction
15
True or false: Newton's laws apply to all objects.
True
False
16
Calculate the net force.
50 N to the right
50 N to the left
200 N to the right
200 N to the left
17
If forces are balanced, what happens?
No acceleration
Object moves fast
Force increases
Object spins
18
What does Claim - Evidence - Reasoning mean?
A physics formula
A method for conclusions
A scientific theory
A type of graph
19
how to calculate average speed
time and distance
total distance and total time
total time and distance
total distance and speed
20
True or false: Friction always resists gravity
False
True
21
True or false: A basketball player can defy gravity.
True
False
22
These forces are balanced, what is the net force and acceleration?
mass times (- 9.8 m/s/s)
mass times 9.8 m/s/s
I need more information
Nonsense! they're both ZERO
23
A runner travels 1 lap or 400m's and stops. What is the runners displacement
400m
1000km
0m
2cm
24
A linear graph is...
a wave
a "u" shape
a curved line
a straight line
25
What is the net force on a skydiver?
Weight minus air resistance
Weight plus air resistance
Only air resistance
Only weight
26
Calculate velocity:
0.1 m/s
0.1 s
10 m/s
10 m
27
Slope of the velocity - time graphs gives .....
Speed of an object
Object's acceleration
velocity of an object
displacement of an object
28
How to calculate acceleration?
Mass times speed
Distance over time
Force divided by mass
Speed times time
29
True or false: Velocity is a scalar quantity.
True
False
