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Mixed Physics Review Flashcards | StudBud
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Mixed Physics Review
Mixed Physics Review
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Questions
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Answers
1
Photosynthesis produces this energy transformation
thermal to chemical energy
electric to radiant energy
gravitational to chemical energy
radiant to chemical energy
2
Which ball has more potential energy?
Blue
Green
3
What is the force being applied on the "+" shape? Is it balanced of unbalanced?
Net Force = 0 N, Balanced
Net Force = 5 N, Unbalanced
Net Force = 10 N, Balanced
Net Force = 15 N, Unbalanced
4
Calculate the net force.
8 N to the right
15 N Up
10 N down
0 N
5
Potential or Kinetic
kinetic
potential
6
Motion Graphs
4
3
2
1
7
Motion Graphs
A
C
D
B
8
What is the net force?
10 N to the left
0 N
5 N to the right
10 N to the right
9
Motion Graphs
C
A
D
B
10
Calculate net force.
1 N, 1 N
0 N, 0 N
3 N, 4 N
3 N, 2 N
11
A force is balanced when the speed and/or the force changes.
True
False
12
Force and Net Force are exactly the same thing.
True
False
13
The Distance vs. Time graph shows....
Speeding UP
Constant Speed
No Motion
Slowing Down
14
Calculate net force.
0 N to the left
0 N to the right
10 N to the left
10 N to the right
15
The net force of 0 Newtons will always be what type of force?
Unbalanced Force
Balanced or Unbalanced Force
Neither Balanced nor Unbalanced Force
Balanced Force
16
What type of potential energy is this showing?
Chemical
Elastic
Gravitational
17
Interpreting Speed Graphs
F
H
I
G
18
An object is moving at constant speed of 5 mph & the net force = 0 N. Which statement is true?
The object is moving at 0 mph.
The object will accelerate to 5 mph.
The object will continue moving at 5 mph.
The object will stop moving.
19
How do you calculate speed?
distance x time
time ÷ distance
time ÷ speed
distance ÷ time
20
When the net force is 0 Newtons the object will...
keep getting slower until it stops.
stay at rest.
continue moving at its same speed/direction.
stay at rest/continue moving (based on original conditions)
21
The force is balanced when books are sitting on a table.
False
True
22
An unbalanced force causes an object to...
change its speed and/or direction.
change its speed.
change its direction
change its speed and direction.
23
Calculate net force.
8 N to the right
22 to the left
22 N to the right
8 N to the right
24
What is an Energy Transformation?
When energy is destroyed from a chemical reaction.
Transformers changing from cars to robots.
When energy changes from one form to another.
When energy is created from a chemical reaction.
25
These types of forces cause an object to continue moving at a constant speed or stay at rest.
Neither Force
Unbalanced Forces
Unbalanced and Balanced Forces
Balanced Forces
26
Calculate net force and determine which direction the box will move.
1 N, right
0 N, down
1 N, left
2 N, up
27
Which direction will the car accelerate?
Right
Left
Up
The car will not move
28
Calculate Average Speed
G
H
J
F
29
According to your UO, what is the next major concept we are learning in this Physics unit?
Different types of motion
Force
Newton's 3 Laws of motion
Physics
30
What happens to Kinetic Energy as Potential Energy decreases?
It stays the same
Decreases
Increases
31
The sum of all force is called...
Net Force
Unbalanced Force
Friction
Balanced Force
32
Fill in the Blank: Kinetic energy is defined as energy in ____________.
Stored
Motion
Physics
Florida
33
What is true about the following picture?
Thy are balanced because they are walking at the same speed.
They are unbalanced because they are accelerating left
They are balanced because they are not moving anywhere.
They are unbalanced because they are accelerating right
34
What Energy Transformation takes place in a motorcycle?
Thermal → Mechanical
Sound → Mechanical
Nuclear → Mechanical
Chemical → Mechanical
35
Speed, Velocity, Acceleration?
Acceleration
Velocity
Speed
