Materials that allow electricity to move through it easily
Conductor
Materials that do not allow electricity to move through them easily
Insulator
I slow you down when you`re going down the slide
friction
From peak to peak of two waves
Wavelength
The longer the wave the lower its _____________
What is frequency?
Plastic, glass, and rubber are good examples of
Insulators
This car is twice as heavy, so I must use twice the force to accelerate it.
What is Newton`s 2nd Law?
I help hot air balloon go up
convection
Copper is an example of _______.
A conductor.
What energy conversion occurs in a generator
mechanical to electrical
I`m being transferred through a wave motion
What is energy?
The lowest point of the wave
Trough
I measure pathway from one point to another in a straight line
displacement
It`s really hard to move this rock. Looks like it has way too much_____________.
What is inertia?
What kind of energy conversion occurs in a motor?
electrical to mechanical
I transfer heat in solids by physical contact
Conduction
Atoms are made up of?
Electrons, protons and neutrons.
In this circuit, what would happen if one of the bulbs got broken?
The other bulb would not light up
I slapped the table with my palm, but it really hurt me.
action reaction
Name 3 ways to increase the strength of an electromagnet
more coils
more voltage
larger iron core
I am a natural magnet
What is a lodestone or magnetite?
Some elements "feel" strong pull to some other elements.
Opposite charges attract
This energy comes down from the Sun
What is radiation?
What happens when two objects rub against each other?
They gain or lose electrons.
A thicker wire in a circuit will cause resistance to ___________________
decrease