Renewable/Nonrenewable Energy Resources
Energy Transformations
KE, Mass, & Speed
Thermal Energy
Types of Energy
100
A type of energy resource that takes millions of years to form and is used up faster than it can be replaced
Nonrenewable Energy Resource
(also would accept fossil fuels)
100
Which of these is an example of the conversion of kinetic energy into gravitational potential energy?
A. a bicyclist coasting down a long hill
B. a car engine moving the car forward
C. a roller coaster car moving toward the top of a rise in the tracks.
D. a thrown tennis ball falling toward the ground after passing through the top part of its motion
C. a roller coaster car moving toward the top of a rise in the tracks.
100
Which of the following has kinetic energy?
A. a book sitting on a shelf
B. hat and gloves on a table
C. a child kicking a soccer ball
D. cars parked in a parking lot
C. a child kicking a soccer ball
100
energy transmitted in waves or a stream of particles; this type of heat transfer can travel through space and other types of matter.
Radiation
100
the energy an object has due to its motion
Kinetic Energy
200
Energy resources that can be replaced in a relatively short amount of time and produce very little pollution
Renewable Energy Resources
200
A soccer ball is sitting at the top of a ramp. as the soccer ball rolls down the ramp, the potential energy of the soccer ball decreases. What happens to the potential energy as the soccer ball moves?
A. It is lost as gravitational energy.
B. It is converted to kinetic energy.
C. It is destroyed as the ball moves.
D. It is used to make the ball slow down.
B. It is converted to kinetic energy.
200
Which of the following has the most kinetic energy?
A. a 25-kg fish tank sitting on a table
B. a 50-g fish swimming in a fish tank
C. a 7,500-kg car parked on a steep hill
D. a 50-kg boulder suspended from a cliff
B. a 50-g fish swimming in a fish tank
200
the movement of heat or electricity through matter; this type of heat transfer occurs through direct contact
Conduction
200
energy stored in an electric field or transported by an electric current
Electrical Energy
300
Energy produced by heat within the Earth.
Geothermal Energy
300
A student jumps on a trampoline and bounces back upward. When the student jumps on the trampoline, the mat in the trampoline stretches downward. Which argument best describes the energy transformation?
A. The elastic potential energy of the student transforms into the kinetic energy in the stretched mat.
B. The gravitational potential energy of the student transforms into the kinetic energy in the stretched mat.
C. The kinetic energy of the student transforms into the elastic potential energy in the stretched mat.
D. The kinetic energy of the student transforms into the gravitational potential energy in the stretched mat.
C. The kinetic energy of the student transforms into the elastic potential energy in the stretched mat.
300
Three rocks are rolling down a hill at the same speed. Rock 1 has a mass of 1 kg; rock 2 has a mass of 1.5 kg, and rock 3 has a mass of 3 kg. Which rock has the most kinetic energy?
A. rock 1
B. rock 2
C. rock 3
D. all three rocks have the same kinetic energy
C. rock 3
300
the transfer of thermal energy through a fluid (gas or liquid); in this type of energy transfer, hot fluid rises and cold fluid sinks
Convection
300
potential energy stored in an object's height
Gravitational Potential Energy
400
Energy from recently living organisms such as leaves or plants - can be burned to release energy
Biomass
400
John Snailington the Third lit a firework rocket that moved skyward and produced a burst giving off light and a loud sound. Which statement is true about the energy transformation the firework underwent?
A. The kinetic energy of the firework was transformed into chemical energy when moving skyward.
B. The kinetic energy of the firework was transformed into potential energy when moving skyward.
C. The potential energy of the firework was transformed into kinetic energy when moving skyward.
D. The potential energy of the firework was transformed into chemical energy when moving skyward.
B. The kinetic energy of the firework was transformed into potential energy when moving skyward.
400
A person rolls a bowling ball to try to knock down 10 bowling pins. Which two changes will increase the kinetic energy of the bowling ball before it hits the pins?
A. decrease the size of the bowling ball
B. decrease the number of pins
C. increase the mass of the bowling ball
D. increase the velocity of the bowling ball
E. increase the mass of the pins
C. increase the mass of the bowling ball
D. increase the velocity of the bowling ball
400
A person places an ice pack on an injured knee. Which statement describes the flow of energy?
A. Heat flows from the ice pack to the knee by conduction.
B. Heat flows from the knee to the ice pack by conduction.
C. Heat flows from the ice pack to the knee by radiation.
D. Heat flows from the knee to the ice pack by radiation.
B. Heat flows from the knee to the ice pack by conduction.
400
potential energy stored in the stretching or compression of an object
Elastic Potential Energy
500
A solid fossil fuel produced from plant remains
Coal
500
If the pendulum swings consistently, according to the Law of Conservation of Energy, which statement is true?
A. Potential energy will be maximum at positions W and Y and minimum at X.
B. Kinetic energy will be maximum at positions W and Y and minimum at X.
C. Potential energy will be maximum at positions W and X and minimum at Y.
D. Kinetic energy will be maximum at positions W and X and minimum at Y.
A. Potential energy will be maximum at positions W and Y and minimum at X.
500
Two identical tennis balls are dropped from different heights. Tennis ball A is dropped from 2 meters above the ground, and tennis ball B is dropped from 4 meters above the ground. Which ball will have more kinetic energy when it reaches the ground?
A. Tennis Ball A will have more kinetic energy because it moves a shorter distance.
B. Tennis Ball A will have more kinetic energy because it will reach the ground faster.
C. Tennis Ball B will have more kinetic energy because more kinetic energy is stored in an object as its height increases.
D. Tennis Ball B will have more kinetic energy because it will have a higher speed when it reaches the ground.
D. Tennis Ball B will have more kinetic energy because it will have a higher speed when it reaches the ground.
500
Inside a room, the air is often warmer near the ceiling than near the floor. Which of the following accounts for this difference in temperature?
A. radiation
B. insulation
C. convection
D. conduction
C. convection
500
Which of the following best illustrates chemical potential energy?
A. a dog playing fetch
B. gasoline in a gas tank
C. water moving down a hill
D. a skydiver about to jump out of a plane
B. gasoline in a gas tank