Unit 1
Who suggested that the Sun, the Moon, and the planets circled the Earth in unchanging paths?
Who is Aristotle?
Define Friction.
What is a force that opposes motion?
Newton's Third Law of Motion.
What is for every action in nature there is an equal and opposite reaction?
Leucippus and his student Democritus are credited with the idea of.
What is the atom?
All matter of energy in space.
What is the universe?
Who studied motion using equipment like ramps and pendulums?
Who is Galileo?
An object at rest remains at rest, and an object in motion remains in motion at a constant velocity, unless acted upon by an unbalanced force.
What is Newton's First Law of Motion?
Applies force on any object with mass, magnets and some metals, and objects that have a charge.
What is gravitational, magnetic, and electric field.
Created the first accurate model for atoms.
Who is John Dalton?
Keeps the planets in orbit.
What is gravity.
Equation for speed.
What is speed = distance/time?
Net Force.
What is the sum of all the forces acting on an object?
Has both negative and positive charges.
What is a neutral charge?
A device that burns fuel.
What is a rocket?
A regular rise and fall in oceans.
What is tides?
A change in velocity over time.
What is Acceleration?
A stationary objects net force.
What is net force.
A regularly repeating disturbance that transmits energy.
What is a wave?
A multinational space station created by the European Union, the Russian Federation, Canada, and Japan.
What is the International Space Station?
When the Moon moves in front of the Sun, blocking its light.
What is a Solar Eclipse?