Vocab
The energy an object has due to its motion; moving energy.
Kinetic Energy
stored energy that results from the position or shape of an object
Potential Energy
Molten steel or fire
Thermal Energy
True or False: Mechanical Energy is always conserved.
False: it is not conserved when friction exists.
What scientist created the formula E = mc2?
Albert Einstein
energy from the sun that is converted into thermal or electrical energy
Solar Energy
Energy from steam or hot water produced from hot or molten underground rocks.
Geothermal Energy
Windup toy
Elastic Potential Energy
What is one way we can conserve energy?
Answers vary
List 2 Nonrenewable resources
Oil, natural gas, coal, and uranium.
the practice of finding ways to use less energy or to use energy more efficiently
Energy Conservation
the energy carried by sound waves
Sound Energy
Nuclear Power Plants
Nuclear Energy
Because they were formed over thousands of years ago and can not be quickly replaced.
List 2 Renewable Resources
Solar, hydroelectric, wind, biomass, geothermal, and nuclear.
The source of energy that exists in limited quantities and, once used, cannot be replaced except over the course of thousands of years
Nonrenewable Energy Resources
DOUBLE JEOPARDY!! The source of energy that can be replaced as it is used or that cannot be used up
Renewable Energy Resources
Lights on a stage
Electromagnetic Energy
DOUBLE JEOPARDY!!! What renewable energy is derived from burning organic materials such as wood and alcohol
Biomass Energy
What energy resource accounts for most of the world’s present energy use?
Fossil Fuels
The natural fuel such as coal or gas, formed in the geological past from the remains of living organisms.
Fossil Fuels
the process of changing energy from one form to another
Energy Conversion
Water about to fall off the top of a waterfall
Which of these is NOT an example of kinetic energy being converted to potential energy:
A. A basketball player jumping for a rebound
B. Releasing a compressed spring
C. Pulling a sled up a hill
D. A swing moving upward
B. Releasing a compressed spring
FINAL JEOPARDY!!!
Ms. Johnson is on a roller coaster, what 3 types of energy will she experience on this ride?
Potential, Gravitational Potential, and Kinetic.