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Semester exam review
Which energy is energy that is stored due to the interactions between objects
100F to C
Semester exam review
30 terms
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1
100F to C
377.78 degrees celsius
3777.8 degrees celsius
37.778 degrees celsius
.37778 degrees celsius
2
Which energy is energy that is stored due to the interactions between objects
Kinetic
chemical potential
Potential
Elastic potential
3
use energy from controlled nuclear reactions to generate electricty
nuclear waste
nuclear reactor
fuel rods
nuclear fuel
4
1500mL to L
1500. liters
1.500 liters
150.0 liters
1.5 liters
5
Possible explanation for a problem using what you know and what you observe
hypothesis
density
variable
velocity
6
atomic nuclei combine at very high temperatures
nonrenewable resources
electricity
petroleum
fusion
7
200Km to m
200,000 meters
2.0 meters
200.0 meters
20.0 meters
8
A combination of two or more simple machines is a(n)
simple machine
Compound machine
9
What are newtons 1st law
For every movement the world gets smaller
for every action is a reaction
Every object will remain at rest or in uniform
If it moves it will have a shadow
10
GPE
energy due to the gravitational force between objects
ratio of the output force to input force
ratio of output work
ability to cause change
11
Converts radiant energy directly into electrical energy
biomass
renewable resource
hydroelectricity
photovoltaic cell
12
100cm to m
1 meter
100 meter
.1 meter
10.0 meters
13
What is m/s measured in?
work
acceleration
velocity
time
14
what is force?
region of space that has a physical quantity at every point
sum of all of the forces acting on an object
is a push or a pull
the force that slows the skateboard
15
theory is ?
events based on knowledge gained from many observation
is anything that takes up space
is the mass per unit volume of a material
statement about what happens in nature and it's always true
16
newton 3rd law
The force is the momentum
each action has a reaction
everyone is a enemy
Each work equals 2 juels
17
velocity is ?
speed of an object and the direction of its motion
how much power is being used
they way something moves
product of its mass and velocity
18
Independent variable is a variable whose value depends on that another
False
True
19
50g to kg
.5 Kg
0.005 Kg
50 kg
0.05 Kg
20
law of conservation of momentum
the amount of momentum in a crash
2 objects smashing in an isolated system,
number of smashed particles
two objects breaking laws of physics
21
tendency of an object to resist any change in its motion
joule
insulator
inertia
kinetic energy
22
Whats the first step in the scientific method ?
Draw conclusions
Test the Hypothesis
Form a hypothesis
State the problem
23
The dependent variable is
variable that produces its own energy
variable that is of a new membrane
amount of particles in a body
variable that depends on another
24
electric current produced from the energy of moving water
hydroelectricity
potential energy
geothermal energy
Kinetic energy
25
1000Kg to g
10.000g
1000 g
1.000 g
1000000 g
26
1,000 m to km
1.000 km
1 km
.1 km
.1000 km
27
displacement is ?
change in an objects position relative to a reference point
the speed of an object and the direction of it's motion
distance and direction of the objects change in position
distance an object travels per unit of time
28
23F to C
-5 degrees celsius
-3 degrees celsius
.-5 degrees celsius
-4 degrees celsius
29
When the nucleus of an atom splits apart
nuclear reactor
fusion
particle breaker
fission
30
what is centripetal acceleration
the speed of an object and the direction of it's motion
is the rate of change of velocity
acceleration toward the center of a curved or circular path
the amount of space occupied by an object
