Mechanic & Dynamic
The name of the man who discovered the laws of motion, gravity, and the light spectrum
Sir Isaac Newton
What is renewable energy?
Energy made from sources that don't run out.
What is the order of colors in the electromagnetic - or visible- spectrum?
ROY G BIV.
Hydropower, Solarpower, Wind Energy, Biofuels, Geothermal, Hydrogen
Which law of Motion tells us that an object at rest stays at rest, unless acted on by a force? *2 answers*
Newton's first law of motion or the law of inertia
Give me an example of Kinetic Energy.
Answers will vary
How does sound travel?
Answers will vary
How does light travel?
In a straight line
Sound travels best through what type of temperature: warm or cold? Why?
Warm because the atoms in warm temperatures are full of energy!
If you drop a bowling ball and a baseball from the same height, which would hit the ground first? Why?
Give me an example of Potential Energy
What phase of matter does sound travel best through?
Solids
Transparent or Translucent
During our can race challenge, what were we trying to increase in order to make our cans slower?
friction
What is Newton's Third Law of Motion?
For every action, there is an equal and opposite reaction.
Name a form of energy that comes from animals and plants buried long ago.
Fossil Fuels; oil, coal, natural gas
Which has more waves per second: a high pitch or low pitch sound?
Name 2 kinds of invisible light.
Infrared and Ultraviolet
What does it mean to travel at "Mach 2" or "Supersonic" speed?
You are traveling faster than the speed of sound.
'F=m*a' stands for what in Newton's second law of motion?
Force= Mass x Acceleration
What doesthe Law of Conservation of Energy state?
Energy can not be created or destroyed.
When a sound is very loud, it's sound waves have a high _________.
Amplitude
The bending of light is called: Reflection or Refraction?
What are the 2 most common elements found on the sun?
Hydrogen and Helium