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Atoms
Elements
Periodic Table
Miscellaneous
Atmosphere
100
A particle in an atom with a positive charge.
What is proton?
100
The element C.
What is carbon?
100
This number tells you the number of protons in an atom's nucleus.
What is atomic number?
100
Anything that has mass and takes up space.
What is matter?
100

This is the middle layer.

What is mesosphere?

200
____________ are small particles that make up most types of matter on Earth.
What are atoms?
200

This element has 20 protons.

What is Calcium?

200

To find the number of neutrons, you take ______ _____ - _________.

What is atomic mass - protons?

200

The % of water that is salt water.

What is 97%

200

This is the layer where we live, and where most weather occurs.

What is Troposphere?

300
Subatomic particles with a negative charge.
What is electrons?
300

This element has an atomic mass of 23.

What is Sodium?

300

You always round the atomic mass to the nearest ______ ________.

What is whole number?

300

The part of the water cycle that turns liquid water into gas.

What is evaporation?

300

Air is primarily made up of _________ and _________.

What is nitrogen and oxygen?

400

The nucleus is made up of ________ and _________.

What is protons and neutrons?

400

This element has 10 electrons.

What is Neon?

400
This number reflects the number of neutrons and protons in the nucleus of an atom.
What is mass number?
400

The teacher is wearing a black necktie.

What is qualitative observation?

400

The layer where the Space Station travels.

What is exosphere?

500
A subatomic particle with a neutral charge.
What is neutron?
500
The chemical symbol for hydrogen is _________.
What is H?
500

The periodic table is arranged by ________ ________.

What is atomic number?

500

Clouds that are thin, wispy, high in the sky.

Who is Cirrus?

500

This is found in the Stratosphere.

What is the Ozone Layer?

or

What is weather balloons?