Put the objects in order from least to greatest inertia.
child's wagon, playground ball, car, school bus
What is ball, wagon, car, bus?
100
The definition of a force. . .
What is a push or a pull?
100
Energy of motion
What is kinetic energy?
200
When a roller coaster has the greatest potential energy
What is at the top of the highest hill, which is the first hill on the ride?
200
When you burn a log, ______ energy is converted to _____ and ______ energy.
What is chemical energy being converted to heat and light energy?
200
An object in motion tends to stay in motion and an object at rests tends to stay at rest unless a force acts on it.
What is inertia?
200
Two forces that prevent a ball on earth from rolling on forever and ever
What are gravity and friction?
200
Name 5 types of energy
What is electrical, chemical, mechanical, light, sound, or nuclear? [only 5 needed]
300
Where would you place an object on a bookcase, to give it the greatest potential energy?
What is the top of the bookcase?
300
The type of energy a battery produces
What is electrical energy?
300
The greater an object's _________, the more inertia it has.
What is mass?
300
The effect of a lubricant, such as oil, on friction
What is decreasing friction?
300
The reason people in a moving car keep moving forward if you slam on the brakes
What is inertia?
400
The object with more kinetic energy-
a 4 oz humming bird flying to its nest
or
a 3 ton rock on the top of a mountain
What is the hummingbird because it is moving?
400
Riding a bike demonstrates ______ energy.
What is mechanical?
400
The scientist that came up with the concept of inertia
Who is Issac Newton?
400
The reason people put sand on icy sidewalks is to keep people from slipping by
What is increasing the friction between people's shoes and the ice?
400
To describe this car’s motion, a student should use its —
direction and speed, mass and volume, speed and color,
volume and direction
What is direction and speed?
500
The point when an apple on a tree has its potential energy change to kinetic energy. . .
What is when it first starts to fall to the ground?
500
The type of energy produced by an electric drill
What is mechanical energy?
500
Objects with greater inertia are more difficult to move than those with less inertia. Which object has the greatest inertia?
bicycle, school bus, rowboat, basketball
What is a school bus?
500
The five ways a force can effect an object's motion
What is make it stop, start, speed up, slow down, or change direction?
500
Two ways you could increase the potential energy of a car at the top of a ramp
What is making the car heavier or making the ramp higher?