Solar System
Chemistry 2
Great Scientists
Energy & Light
Anything
200

the planet known for its prominent ring system

Saturn

200

the tiny particles that all matter is composed of

Atoms

200

The first man to travel into space

Yuri Gagarin

200

the length of one complete wave or cycle of oscillation

Wavelength
200

The hot center of the sun

Core

400

Often called the morning star

Venus

400

A positive particle found in the nucleus

Proton

400

The first man to set foot on the surface of the moon

Niel Armstrong

400

A single rise or depression in a wave

Pulse

400

Lacking an electrical charge

Neutron(s)
600
The speediest planet

Mercury

600

formed by electrons that are in orbit at about the same distance from the nucleus

Electron Cloud
600

The first American to orbit the earth

John Glenn

600
The bending of any wave direction at the boundary between two wave media

Refraction

600

The metric unit used to measure an object's mass

Gram or Kilogram

800

Has the largest moon in the solar system

Jupiter

800

the measure of the pull of gravity on an object

Weight
800

The man known as the "Father of Modern Rocketry"

Robert H. Goddard

800

The movement of energy from one place to another

Wave

800

Rock that has been changed by heat and pressure

Metamorphic

1000

Discovered by William and Caroline Herschel

Uranus

1000

The amount of matter that makes up an object

Mass
1000

The man who disvcovered that white light is a combination of many colors

Sir Isaac Newton

1000

A back and forth motion that repeatedly follows the same pattern

Oscillation

1000

The chemical reaction that occurs when a substance reacts rapidly with oxygen

Combustion