Motion and Laws of Motion
What is the science that explores how energy acts on matter?
What is Physics?
During Keplers time, most people believed the laws governing motions in the _______, differed from those for motions on earth.
What are "the heavens?"
Heat is a type of this.
What is energy?
Liquid, solid, and gas
What are the three states of matter?
If two objects have different charges, they attract (or pull towards) each other. If two objects have the same charge, they repel (or push away) from each other.
What is the law of static electricity?
Distance / Velocity
What is the formula for speed?
A planet travels ____, when closer to the sun.
What is faster?
Mercury and colored alcohol
Two substances that are used in thermometers.
Distance from the axis to the crest of a wave
What is amplitude?
What is magnetic induction?
Change in speed/ change in time
What is the formula for acceleration?
If the moon were twice as far away, gravitational attraction between Earth and moon would be _______ as great.
What is one-forth?
Heat always flows from a region of high temperature to a region of low temperature.
What is the 2nd Law of Thermodynamics?
Separates light into its component colors
What is a prism?
The branch of physics that studies the interactions between electrically charged particles and their associated field.
What is electromagnetism?
Experiments done by this person were the basis for Newton's first law of motion.
Who was Galileo?
Device that changes the amount of force needed or the direction force needs to be applied to do a certain job.
What is a simple machine?
Measure of disorder
What is entropy?
The rate at which a repeating event occurs
What is frequency?
Another word for magnetite, means "leading stone"
What is lodestone?
Property of matter that resists changing it's velocity.
What is inertia?
A machine without this would have 100% efficiency.
What is friction?
What is specific heat?
186,000 mi/sec
What is the speed of light?
Atoms of the same element but with a different number of neutrons.
What are isotopes?