Each substance in a mixture keeps most of its characteristic properties
100
Name 3 types of force
Gravity, friction, elasticity, electricity, and magnetism
100
Stored energy is...
Potential Energy
100
The energy of motion is...
Kinetic Energy
100
Which of the following a conversion from chemical energy to thermal energy?
A.food is digested
B.charcoal is burned in a bbq pit.
C.coal is burned to boil water
D.all of the above
all of the above
200
You accidentally break your pencil. This is an example of?
a physical change
200
What is the force that occurs when matter rubs against matter?
Friction
200
Which has more potential energy the clock, or something hung on the concept board?
The clock
200
Which has more kinetic energy a fast ball thrown by Tyler B., or an underhanded pitch thrown by Mr. Kemp?
Fast ball by Tyler
200
Which of the following is not a renewable resource?
A. wind energy
B. nuclear energy
C. solar energy
D. geothermal energy
nuclear energy
300
Being able to burn wood is an example of wood's
chemical property
300
A force of attraction among everything
Gravity
300
The _________ an object is the more potential energy it has.
higher
300
All ______ objects have kinetic energy.
Moving
300
An objects mechanical energy is?
The sum of its potential and kinetic energy
400
The four main states of matter are?
solid, liquid, gas and plasma
400
The SI unit of force is?
newton (n)
400
Where would a child have more potential energy at the top of a slide or at the bottom.
top
400
What is one time of the day that you use kinetic energy?
Example: gym, recess, or taking notes.
400
Our most important energy resource is?
Sun
500
Unless acted on by a force objects in ________ tend to stay in _______, and objects in _____ tend to stay in _____.
motion, motion, rest, rest
500
What is a push, or pull that causes an object to move, stop, or change speed or direction.
Force
500
Name three different objects in the room with potential energy, then order them from most potential energy to least.
Example: clock, a book on a desk, and a pencil on the floor.
500
Which point on a roller coaster would the kinetic energy be the highest.