Periodic Table
Atoms
Weather
Geology
Space
100
The number of periods on the periodic table of the elements.
What is 6?
100
The three particles that make up an atom.
What are the protons, neutrons and electrons?
100
The two heavenly bodies that affect the ocean tides on Earth
What is the sun and the moon?
100
A mixture of solid earth materials made of minerals, organic matter, or volcanic glass.
What is a rock?
100
Another name for the inner planets.
What is terrestrial planets?
200
The number of groups on the periodic table of the elements.
What is eighteen?
200
The number of electrons in the second level of the electron cloud.
What is eight?
200
Water vapor that is condensed in the atmosphere.
What are clouds?
200
A plate boundary that occurs when two plates collide with one another.
What is a convergent boundary?
200
Jupiter, Saturn, Uranus and Neptune.
What are the names of the four large, gas giant outer planets?
300
The mass number of an element.
What is the number of protons plus neutrons?
300
The charge of an atom.
What is neutral?
300
Air moving from areas of high pressure to areas of low pressure.
What is wind?
300
The theory that the Earth's lithosphere is divided into sections called plates that move around and form mountains, volcanoes, and cause earthquakes.
What is the theory of plate tectonics?
300
How much of any planet or moon is illuminated by the Sun at any time.
What is one half?
400
Every element on a group or family has this.
What are similar physical and chemical properties?
400
The number of protons plus neutrons.
What is the mass number?
400
The top of the saturated zone in a groundwater system.
What is water table?
400
The three main agents of weathering and erosion.
What is wind, water and ice?
400
A star and all of the planets and materials that orbit it.
What is a solar system?
500
The elements on the right side of the stair step line.
What are non-metals?
500
In most atoms, the same as the number of protons.
What is the number of electrons?
500
The part of the water cycle that adds energy to liquid water on the Earth's surface turning it to water vapor in the atmosphere.
What is evaporation?
500
Lines on a topographic map that connect points of equal elevation.
What are contour lines?
500
The Earth gets between the Sund and the moon, throwing its shadow on the moon.
What is a lunar eclipse?
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