Energy
Vocabulary
Forces
Speed & Acceleration
Other
100
This type of energy is associated with the motion of objects.
Kinetic Energy
100
How fast an object is traveling
Speed
100
Is a push a force?
Yes
100
What is the formula for speed?
distance รท time
100
My mass would change if I went to a different planet. True or False
False
200
According to this law, energy cannot be created or destroyed, only transformed from one form to another.
Law of conservation of energy
200
Speed of an object in a certain direction
Velocity
200
If an equal force acts on a pencil and a text books, which one will have GREATER acceleration?
Pencil
200
If I traveled 100 miles in 2 hours, what was my speed?
50 mi/hour
200
My weight would stay the same if I traveled to a different planet. True or False?
False - your weight would CHANGE!
300
This type of energy is released during a chemical reaction, as seen in fuels like gasoline or coal.
Chemical Energy
300
Attraction between all matter
Gravity
300
If a force is unbalanced what direction will the force move?
towards strongest force
300
If I am slowing down in the car, is that acceleration?
YES
300
Is it easier to stop a moving object that has MORE mass or LESS mass?
It's easier to stop a moving object with LESS mass.
400
What point has the least potential energy?
Point B
400
The rate at which velocity (direction or speed) changes over time
Acceleration
400
What would we need to increase to attract the other objects to C
Increase mass
400
Jay decides to walk home from school today. He lives 4 miles from school and can walk home in 60 minutes. At what rate is Jay traveling?
1 mile in 15 minutes
400
Weight is the downward force of an object. True or False
True
500
Which Box has the most kinetic energy?
Box C
500
An objects ability to stay at rest or stay in motion.
Inertia
500
What type of force slows down a skateboarder when he puts his foot down to brake?
Friction
500
Acceleration is the rate at which inertia changes over time. True or False?
FALSE - Acceleration is the rate at which VELOCITY changes over time.
500
As the distance between magnets increases, what happens to the force of magnetism
Decreases