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10 Cards in this Set

  • Front
  • Back
  • 3rd side (hint)
A line drawn on a weather map connecting points of equal baometric or atmospheric pressure.
What is an Isobar? (617)
If close together, these lines mean the wind is stronger and the number on the line denotes the barometric pressure along the line.
Any atoms having the same number of protons but different numbers of neutrons.
What are Isotopes? (83)
They have different versions that vary in mass but are all atoms of the same element because they each have the same number of protons.
The energy of a moving object due to its motion.
What is Kinetic Energy? (300)
This form of energy depends more on mass than speed.
The straight-line distance between any two points.
What is Length? (18)
This SI Unit of measure uses a balance and is different from mass as it is effected by gravity.
A transparent object that refracts light rays, causing them to converge or diverge to create an image.
What is a Lens? (415)
Can be flat, concave or convex in shape and usage.
A model of light that represents light traveling through space in an imaginary straight line.
What is a Light Ray? (406)
A path of photons in the particle model of _______ ; same as the direction of wave travel in the wave model of ______.
A unit of distance equal to the distance light travels in one year.
1 ly = 9.5 x 10 exp15th m
What is a Light-Year? (527)
Unit used to measure distances in the universe beyond Earth
The thin outer shell of Earth, consisting of the crust and the rigid upper mantle.
What is the Lithosphere? (560)
Outer layer of Earth descending to 60miles into upper mantle; consisting of seven large pieces and several smaller parts called tectonic plates & fitting together like puzzle pieces which move in relation to one another.
A wave that causes the particles of the medium to vibrate parallel to the direction the wave travels.
What is a Longitudinal Wave? (363)
Ex. Sound Waves which compress and expand the air in bands with molecules moving back and forth parallel to the direction the sound is traveling.
The molten rock within the Earth.
What is Magma? (562)
Molten rock in the Earth before it meets the air and cools.