Physics of Motion
The unit for force
Newton
A scientist is today what a _______ was during the Greek times.
Philosopher
Newtons 3rd law
Law of Action and Reaction
What is the difference between velocity and speed?
Velocity has a direction unlike speed
the acceleration due to gravity
9.8 m/s2
The energy of motion
Kinetic energy
An object in motion tends to stay in motion, an object at rest tends to stay at rest
inertia
What forces acting on a ball drop into the air?
air resistance and gravity
Newtons first law
Law of Inertia
Does water slowdown light?
TRUE
Work done over a period of time
Power
the attractive force that acts on all objects everywhere
gravity
The difference between weight and mass
Weight is how gravity acts on an object, mass is what makes up the object.
The type of heat flow that occurs when you burn your hand on a pan
Conduction
the minimum HZ for human hearing
20 HZ
The unit for work and energy
Joule
The equation for force
F = MA
I drop a ball and a rock from the same height, What will happen to the ball and rock? (no air resistance)
they hit at the same time
the type of wave that will travel through gas, liquid, solids?
longitudinal
the electromagnetic spectrum what has the longest WL
radio waves
Convert 5 kilograms into Milligram.
1,000,000 Milligrams
The earth and the moon orbit around their ______
center of mass
Does your weight increase or decrease on Saturn?
Increases,
Formula for distance
speed x time
Isaac Newton