Light
light is a form of ______
energy
Energy in moving objects
ex. a rolling ball has this kind of energy
Kinetic
A push or pull that causes a change in an object.
Like poles ____ opposite poles ____
Like poles repel opposite poles attract
Name the three parts of an atom
proton, neutron, electron
We see things because light _____ off of them and into our eyes
reflects
Energy in objects about to do something
ex. a spring that is about to bounce
Potential
What force pulls objects towards the earth?
Gravity
What are the poles on a magnet?
north and south
neutral
light doesn't move in a perfectly straight line because it gets _____ by particles in the air.
scattered
The type of energy humans get from the food we eat
Chemical
What is Newton's Third Law?
For every action, there is an equal and opposite reaction
The invisible area that can exert forces around a magnet is called...
magnetic field
What is the charge of a proton? What about an electron?
Proton positive, electron negative
When you mix every color of light together, you get this color
white
Energy cannot be ____ or _____
*bonus 100: but it can be ____
Energy cannot be created or destroyed
bonus: but it can be transformed
What force pulls a plane backwards?
drag
Moving _____ create magnetism
Moving electrons create magnetism
What do we call an uncharged object?
Neutral
explain the difference between reflection and refraction
reflection: light bounces off of an object
refraction: light bends when moving through a new material
Explain how a spring can have two different types of energy.
A spring has potential energy when it is compressed and kinetic energy when it bounces
What is the third law pair involved in balloon rockets? What makes them move forward?
air inside the balloon pushes the air outside the balloon. So, the air outside the balloon pushes back on the balloon, propelling it forward.
In what direction does the magnetic field point?
(N to S or S to N)
South to north
What is electricity?
Electricity is the flow of electrons through a medium