whats kinetic energy ?

Kinetic energy is energy in motion.

Law of conservation of energy is?

States that energy cannot be created or destroyed

A force of attraction between objects due to their mass

a force that pulls something down to keep in place, the force by which a planet or other body draws an object

the distance traveled per unit of time, It is how fast an object is moving

Elastic Potential Energy

Energy stored in objects that stretch

What is Newtons 1st Law?

If a object is at rest it stays at rest

Anything that has mass and takes up space

a tendency to do nothing or to remain unchanged

What is an example of Potential Energy?

A biker on top of a hill., A roller coaster on top of a hill.

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What is Physics?

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Physics Class Evaluation 2020

Flashcards37 cardsFPractice quizPHost liveL

Questions 37

Answers

1
Math is needed in physics?
True
False
2
Who are Newtons laws made by?
Jimmy Dean
Niel Degrasse Tyson
Issac Newton
Albert Einstein
3
What is a force?
the powerful effect of something.
strength as an attribute of physical action or movement.
4
A rocket launch is an example of Newtons Laws?
True
False
5
What kind of science is this
Chemistry
Astronomy
Physics
Biology
6
Calculate the force: Mass is 20kg and the aceleration is 2 m/s². F=MA
40N
4N
None of the above
400N
7
What is Displacement
how fast an object is moving
the moving of something from its place or position.
the speed of something in a given direction
the distance traveled per unit of time
8
What is Velocity
How high something is
A & B
the speed of something in a given direction
It is how fast an object is moving
9
What is Velocity?
Mass and Acceleration
Speed and Direction
Motion and Direction
10
velocity / time graph
constant speed
not moving
slowing down
speeding up
11
whats kinetic energy ?
the answer is sand
Kinetic energy is energy in motion.
the answer is me
IDK
12
velocity / time graph
not moving
slowing down
speeding up
constant speed
13
Law of conservation of energy is?
States that energy cannot be created but destroyed
States that energy can be created or destroyed
States that energy can be created but not destroyed
States that energy cannot be created or destroyed
14
Kinetic to Potential Energy
A
D
C
B
15
Physics is a(n)...
Practical science
Irregular science
Chemical science
Applied science
16
What is gravity?
The force that resists the start of sliding motion between two surfaces
Newtons (N)
The application of science for practical purposes
A force of attraction between objects due to their mass
17
There are 4 Newton's Laws of Physics
True
False
18
The law of conservation of energy states that energy cannot be ______ or ______.
Created, Destroyed
Up, Down
Big, Small
Flammable, Non Flammable
19
velocity / time graph
slowing down
constant speed
not moving
speeding up
20
Which of newtons laws is this?
1st
all of the above
3rd
2nd
21
Force=Mass x Velocity
False
True
22
what is gravity
a force that pulls something down to keep in place
a force that is applied to control earth's rotation
the force by which a planet or other body draws an object
a force that gets pulled away just like a magnet
23
What is Potential Energy
Energy That Conducts Energy
Moving Energy
Hot Energy
Stored Energy
24
How do you solve for force?
F=m/a
F=ma
F=a/m
F=a+m
25
What is speed
the distance traveled per unit of time
It is how fast an object is moving
All the above
22
26
Elastic Potential Energy
Energy stored in objects that stretch
Energy stored in objects resting at the top of a hill
Virtue
27
Thermal Energy
D
C
B
A
28
For every action there is an equal and opposite reaction is which of Newtons laws?
3rd
1st
2nd
4th (The secret law)
29
What is Newtons 1st Law?
If a object is at rest it stays at rest
None of these
For every action there is a equal and opposite reaction
An object will accelerate in the direction of a force
30
What is matter?
Anything that has mass but does not take up space
Anything that takes up space and weight but is empty
Anything that has mass and takes up space
A chemical substance mainly used for technological purposes.
31
A Force is a...
Jedi Super Power
Pull
Push
Push and a Pull
32
The relationship of force, mass and aceleration results in the equation F=ma, what law is this?
Newton's 2nd
Conservation of Energy
Newton's 3rd
Newton's 1st
33
what is inertia??
none of the above
a tendency to do nothing or to remain unchanged
a group of particles that combine\ to make force
the same thing as gravity
34
What is a Hypothesis?
A reasonable explanation
A controlled experiment
A Fact
An iPhone model
35
How many laws of motion are there?
4
5
7
3
36
What is an example of Potential Energy?
You sitting in a chair.
A biker on top of a hill.
A paper on the floor.
A roller coaster on top of a hill.
37
What is Velocity
A change in direction only
A change in speed only
A change in the amount of food you eat
A change in direction or speed

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