Semester 1 Review ESP Flashcards
What type of energy involves fusing atoms?
Nuclear
What is a type of energy that involves waves?
Radiant
What type of energy involves the movement of things?
Mechanical
Which type of energy is moving electrons?
Electrical
Stored energy is?
Potential
Energy of motion is?
Kinetic
Name something that converts chemical energy to mechanical energy?
Human , car,animals.
The law of conservation of energy says:
Energy cannot be created or destroyed
What is the source of most of the earth energy
The sun.
Eating food to keep your body warm is an example of:
Changing chemical energy to thermal energy
If a have equal amounts of energy of water and ice at the same temperature,which has more thermal energy.
Water
Liquids have ______ shape and ______volume.
Variable,constant
Which state of matter has the most energy?
Gas
Which state of matter has molecules in a fixed position,vibrating?
Solid
Conduction
Heat transfer by touching.
Radiation
Heat transfer from the sun to earth
Convection
Heat transfer by air rising,cooling,and then falling:
The Big Bang theory is an explanation of the start of the :
Universe.
The Big Bang say.
Universe started from point and is still expanding
A theory and a law are the same thing.
False.
Which is larger::
Galaxy,planet ,universe
Universe
Our solar system is part of what galaxy!
Milky Way