Science 805 lifepac test study guide
Handle of pan getting hot
Conduction
Heat moving through a wire is an example of __________.
Conduction
Explain conduction and convection and give examples of each.
Conduction transfers heat by direct contact of one molecule with another, vibrating against each other. Convection is heating by circulation in a fluid due to heating and cooling.
Wind
Convection current
Electricity is the energy of __________.
Electrons
Discuss the implications of entropy to a Christian.
Entropy describes the tendancy of the universe to rundown. To a Christian, this proves the presence of God is the same yesterday, today, and tomorrow.
Conduction is heated air moving up and cool air moving down.
False
Wind blowing the vanes of a windmill is chemical energy.
False
Four hydrogen atoms forming one helium atom is atomic __________.
Fusion
Gasoline engine
Heat ----> mechanical
Heat energy
Kinetic energy
Entropy
Measure of disorder
Windmill pumping water
Mechanical--->mechanical
A sled at the top of the hill
Potential energy
Atomic nucleus
Split is atomic fission
A pendulum has kinetic energy at the bottom of its swing.
True
Energy is the ability to do work.
True
Entropy is a measure of disorder.
True
Oxidation uses chemical energy.
True
TRUE/FALSE Atomic fusion is the joining of atoms at high heat.
True
The proton has a positive charge.
True
The sun's energy is from atomic fusion.
True
The universe tends to randomness.
True
A force moving through a distance is _________.
Work
Moving force
Work
Fusion
Atoms join together
Rapid oxidation is also called __________.
Burning