Show:
work and energy
momentum, periodic motion
waves
optics
electricity and magnetism
100
an object is moved
What is work?
100
in a car crash, you move forward because of this---
What is momentum?
100
the height of a wave--
What is amplitude?
100
this changes the shape of the lens in your eye---
What are cilliary muscles?
100
these lines cannot cross---
What are magnetic field lines?
200
in an object because of its position of chemicals
What is potential energy?
200
this is rotational acceleration caused by a force---
What is torque?
200
A long wave has (higher, lower) energy than a short wave--
What is lower energy?
200
a mirror shows a ___ image---
What is virtual image?
200
electricity can be stored in this--
What is a capacitator?
300
in an object because of its motion
What is kinetic energy?
300
this is the only thing affecting a pendulum---
What is the length of the pendulum?
300
crest to crest
What is wavelength?
300
This image appears upside down until your brain corrects it--
What is reflection?
300
Electrons can flow very easily through this---
What is a conductor?
400
An apple falls. Potential and kinetic energy is equal at--
What is the midpoint of its fall?
400
In Newton's Cradle, the ping pong balls transferred----
What is momentum or energy transfer?
400
how fast a wave goes past--
What is frequency?
400
these 2 things both behave as waves---
What are sound and light?
400
when you run your hand across a table, you easily pick these up---
What are electrons?
500
Entropy will always increase.
What is the third law of thermodynamics?
500
in Newton's Cradle, momentum is conserved but this is not---
What is energy?
500
an object hits another object and it moves backwards---
What is recoil?
500
the angle of incidence equals this--
What is reflection?
500
the unit for charge on an atomic level---
What is an electron volt?