Properties of Matter
Physical Changes
Chemical Changes
The Language of Chemistry
Mystery Topics
100

Anything that has mass and takes up space is known as what?

What is matter?

100
I have a piece of paper that weighs 23 pounds.  If I rip it into 4 pieces, how much will all 4 pieces weight together.

What is 23 pounds.

100
A chemical change requires at least this many types of matter

What is two?

100

These particles are the basic building block of matter

What are atoms?

100

These particles are the basic building block of matter

What are atoms?

200

The ability of a substance to dissolve is known as _________

What is solubility?

200

Complete the sentence: matter can neither be ___________________

What is "created nor destroyed?"

200

When vinegar and baking soda are mixed, this gas is released.

What is carbon dioxide?

200

A group of one type of atoms is known as a ________

What is an element

200

Light, heat, and sound are types of _______, which commonly travels in waves?

What is energy?

300

This property of matter measures how much light an object absorbs or bounces back

What is reflectivity?

300

When plastic is exposed to heat and changes from solid to liquid it undergoes this process?

What is melting?

300

This is how we know that baking bread is a chemical change. (multiple answers)

What is there is an odor released? What is the parts can't be easily separated?
300

When multiple different atoms join together with bonds they form this.

What is a molecule?

300

Is lighting a match an example of physical or chemical change. Explain how you know.

What is chemical change, because temperature changes/light is released/heat is released?

400
Name two substances that will dissolve in water
What is sugar? What is salt? etc.
400

When water vapor cools and forms clouds it undergoes this process.

What is condensation?

400

When a metal is exposed to these two things, it will rust, a common type of chemical change.

What are water and oxygen?

400

What 3 atoms are in a molecule of water?

What is two hydrogens and one oxygen?
400

These are the three particles that make up an atom

What are protons, neutrons, and electrons?

500

This word is used to describe both how well an object transmits heat and how well an object transmits electricity

What is conductivity?

500

Explain why thunderstorms usually occur in the late afternoon.

What is...

Heat builds up during the day, causing water to evaporate into the atmosphere.  When the temperature gets colder, this water vapor condenses and forms clouds, which eventually release rain.

500

This scientific term refers to the chemical change that occurs when food is left out too long and exposed to microscopic creatures that cause it to break down and rot.

What is decomposition?

500

What 5 atoms are in a molecule of methane?

What is 1 carbon and 4 hydrogens?

500

This gas is commonly used as a cleaning product and has the formula NH3

What is ammonia?

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