stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Duplicate of IP FINAL EXAM semester 1 Flashcards | StudBud
Explore
/
Duplicate of IP FINAL EXAM semester 1
Duplicate of IP FINAL EXAM semester 1
63 terms
·
StudBud Administration
·
212 plays
Energy and Motion
Flashcards
63 cards
F
Practice quiz
P
Host live
L
Questions
63
Answers
1
What is the acceleration of gravity on Earth?
9.8 m/s2
9.8 meters
9.8 m/s
2
What is a step by step method that tests a hypothesis?
experiment
dependent variable
theory
hypothesis
3
What does the ”p” represent?
Momentum
Momentum
Momentum
Power
4
What would you use to measure length?
Grams
Meters
Kiloliters
Liters
5
The unit for energy is_________________
Gems
Joules
Volts
Watts
6
Which of Newton’s Laws is shown here?
2
4
3
1
7
If a pizza puff falls to the ground it's kinetic energy will ____ while its potential will ___
Increase/Increase
Decrease/Increase
Decrease/Decrease
Increase/Decrease
8
700 grams indicates a measurement of______
mass
volume
weight
area
9
What energy transformation is represented here?
kinetic --> elastic
elastic-->electrical
electrical --> chemical
electrical --> kinetic
10
How much potential energy does an apple have if its 10 m above the ground and weighs 4 kg?
118 Joules
405 Joules
392 Joules
400 Joules
11
How much kinetic energy does a bicyclist have if she is moving at 15 m/s and weighs 45 kg?
A pizza puff
337.5 Joules
5000 Joules
5062.5 Joules
12
A prediction written as an if-then statement is considered a ____________?
Scientific Law
Independent variable
Hypothesis
Method
13
What is the total distance from A to B to C?
5 m
12 m
7 m
14
What kind of energy transformation is happening here?
biochemical potential to kinetic energy
Friction to motion
leg potential energy to motion
15
The ability to do work or cause change within the universe is____________
matter
magic
power
energy
16
What was the best conductor of heat in the solar ovens created in class?
Aluminum foil
Paper
Cardboard
Plasticwrap
17
The most reliable renewable energy in our area of America is _____.
Wind
Geothermal
Hydropower
Nuclear
18
What was the average speed from A to B?
20 m/s
200 m/s
20 m/s2
500 m
19
What is volume?
How long something is
How much space something takes up
How tall something is
How much something weighs
20
Which of Newton's Laws?
1 - inertia
2 - f= ma
3 action- reaction
21
How much power is used if you do 20 J of work in 5 seconds?
4 Watts
105 Watts
5 Watts
100 Watts
22
The
rate
at which work is done is called?
Power
Effort
Work
23
(P= mV)
Tarik Cohen has a mass of 82 kg and is moving at 10 m/s. What is his momentum?
820 kg x m/s
.12 kg x m/s
802 kg x m/s
8.2 kg x m/s
24
Where is the speed the slowest?
C-->D
B-->C
A-->B
25
Which is an example of deceleration?
A car slowing as it goes up a hill
A car going down a steep hill
A motorized scooter falling down stairs
26
A joule is used to measure what?
Power
Energy
Current
Resistance
27
A bowling ball rolling down a lane has______
Connecticut energy
electromagnetic energy
gravitational potential energy
kinetic energy
28
Which of Newton’s Laws does this represent?
First
Third
Second
Fourth
29
What is the displacement of
D? Measure to the tip of the arrow.
6 m
8 m
4 m
7 m
30
__________ is energy stored by stretched or compressed objects
Gravitational potential
Chemical potential
Elastic potential (deformation)
31
Due to Newton's second Law, which wrestler will be accelerated more?
The big guy
Same
The little guy
32
A diver enters the water at 25 m/s and 3 sec. later is going 10 m/s. What is her acceleration?
18 m/s2
5 m/s2
-5 m/s2
2.2 m/s2
33
Starting a fire by rubbing sticks together describes _____ energy changing to _____ energy.
Kinetic to electrical
Kinetic to potential
thermal to kinetic
Kinetic to thermal
34
A factor that remains equal in a test of a hypothesis is a _______
dependent factor
constant
wild card
variable
35
What two factors effect the overall kinetic energy of an object?
Acceleration due to gravity/Mass
Velocity/Height
Mass/Velocity
Mass/Height
36
Which person has more gravitational potential energy?
The girl
Same
The boy
37
What unit would you measure mass with?
Grams
Liters
Centimeters
Meters
38
If you apply a force of 10 N in order to move your dog 3 meters, how much work is done?
30 Watts
30 Joules
3.3 Joules
3.3 Watts
39
40 mL of water indicates a measurement of___________
weight
volume
mass
area
40
Where is this bus accelerating the fastest?
0-->A
D-->E
E-->F
A-->B
41
What is the top speed of the bus?
10 m/s
5 m/s
42
What type of simple machine is this?
lever
inclined plane
wedge
43
What is power?
The rate at which work is done
Energy due to movement
Using force to make something move
Energy due to height
44
Which of Newton’s Laws is shown here?
4
1
2
3
45
Elastic potential energy is what?
Energy due to compression/stretching
Moving energy
Nuclear deformation
Energy due to height
46
What two factors determine the gravitational potential energy of an object?
Weight and shape
Weight and speed
Height and color
Mass and height
47
Give the GPE of a
3 kg
sword hanging
9
meters overhead? Use
10m/s
2
for gravity.
270 J
3 J
1/3 J
27 J
48
The law of conservation of energy says energy cannot be _____.
created or destroyed
transformed
discarded
used
49
What word best describes using a force to make an object move?
Resistance
Power
Work
Current
50
True or false: Work and energy are measured with the same unit.
False
True
51
Which of the following has potential energy?
A car stopped at the top of a hill
A dog running
A bowling ball moving down the lane
A moving car
52
Which law is explained by the tablecloth trick?
1
2
4
3
53
A cheetah goes from 10 m/s to 30 m/s in 2 seconds. What was the acceleration?
10 m/s2
2.8 m/s2
- 10 m/s2
54
Which of Newton’s laws is this?
2
1
3
55
Use
1/2mv
2
to determine the kinetic energy of
200 kg
moving at
5 m/s
125 J
1250 J
250 J
2500 J
56
Which ball will hit the ground first?
Same time
Big one
Little one
57
In physics, we measure length in_________
Meters
Peters
Liters
58
Which object has the most gravitational potential
The pickles
The bread
The oranges
The tomatoes
59
What is the KE of a 20 kg bowling ball moving at 10 m/s?
KE = 1/2mv
2
50 J
1000J
2000J
60
A process that uses observation to gain knowledge about the world.
Physics
Biology
Science
Chemistry
61
Which of the following has kinetic energy?
A flowerpot on a windowsill
A hot air balloon stationary in the air
A refrigerator
A dog running
62
Power is measured in ________
Watts
Joules
Power
63
A gas burning generator creating electricity is a transformation of:
chemical to electrical energy
electrical to mechanical energy
gravitational to kinetic energy
