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Vocabulary
Concepts
True or False
Random
100
The ability to cause change in matter.
What is Energy?
100
The amount of Potential Energy on an object depends on these two things.
What is mass and height from the ground?
100
Stored energy is a form of kinetic energy
What is false?
100
K=1/2 mv^2 is the equation for which energy?
What is Kinetic Energy
200
Energy due to an object's condition or position.
What is Potential Energy?
200
As an object’s temperature increases, so does this.
What is Thermal Energy?
200
As a the mass of a object increases, its kinetic energy increases
What is true?
200
The primary source of light on the Earth
What is the sun?
300
Energy of motion.
What is Kinetic Energy?
300
The concept of conservation of energy explains this.
What is energy cannot be created or destroyed it can only change from one form to another?
300
When ice is left at room temperature its molecules release heat and move slower, making the ice melt.
What is false?
300
The sequence of energy transformations that occurs after a battery-operated flashlight is turned on (1) electrical → light → chemical (2) electrical → chemical → light (3) chemical → light → electrical (4) chemical → electrical → light
What is (4) chemical → electrical → light?
400
Energy that allows humans to do different life activities and it is stored in chemical bonds.
What is chemical energy?
400
Your muscles are able to move because of this energy transformation
What is Chemical to Kinetic energy?
400
Objects at high elevations have lower potential energy because gravity takes away their potential to fall much further.
What is false?
400
A glass of water is 0degrees C. The room is 23degrees C. How does the heat move? a. there is no movement of heat b. from the cup to the room c. from the room to the cup
What is from room to cup?
500
Energy carried by an electric current.
What is Electric Energy?
500
Thermal energy only travels in this direction.
What is higher temperature to lower temperature?
500
Dark clothing keeps you warmer in cold weather because the dark color absorbs the sun's energy.
What is true?
500
A student pushed a large rubber ball on a flat, frictionless surface. The ball rolled at a speed of 1 meter per second. Which statement best describes the motion of the ball when the student stopped pushing the ball? A. The ball accelerated B. The ball did not move C. The ball changed direction D. The ball continued to move in the same direction
What is D?