Chemistry 101
Temperature & Stuff
Molecular Movement
Phase Changes
Science Facts
100

Hardness can be determined using this...

What is a scratch test?

100

Sample A has a higher kinetic energy than Sample B - Which sample has a higher temperature.

What is sample A?

100

H2O is the formula for water. Water is NOT found on the periodic table because?

What only elements are on the Periodic Table. 


(FYI Water is considered both a compound and a molecule)

100

These gas molecules condense and become rain. 

What are water molecules?


100

This has mass, volume and is made up of moving atoms...

What are three characteristics of matter?

200

This type of molecule is the same in the gas phase and the solid phase...

What is a water molecule?

200

When this is added to a substance, it causes molecules to move faster and the temperature to increase.

What is thermal energy?

200

Molecules will move more slowly when...

What is when water cools and freezes?

200

What happens to the space between atoms/molecules when a substance changes from a liquid to a solid.

What is the spacing of particles decreases because there is less kinetic energy?

200

This is the "stuff" that makes up all material...

What is matter?

300

If a substance is made up of only one type of atom, the substance must be called this...

What is an element?

300

John was playing basketball and was hit in the arm by the ball. His arm began to swell up. From the perspective of particle motion, explain why applying ice is a good remedy.

What is the ice will cause the particles to slow down and the swelling to decrease?

300

This is best described as the average speed of particles...

What is temperature?

300

A block of dry ice was placed in a plastic bag and stored in the freezer. The next day the block of dry ice was no longer in the bag. What is this process called?

What is sublimation?

300

After cooking bacon, I poured the hot bacon grease into a plastic cup. A few hours later, there was a piece of solid grease in the cup.

What is freezing?

400

the amount of three-dimensional space occupied by a substance or object, measured in cubic units like cubic meters (m^3) or liters (L

What is volume?

400

According to current scientific understanding, "everything" is made up of these...

What are atoms?

400

When gas cools and molecules moves closer together to form a liquid this is called what?

What is condensation? 

400

What is Humidity?

Excess water vapor molecules in the lower atmosphere

400

Melted chocolate poured into a candy mold to make a definite shape.

What is freezing?

500

The measurement of how much matter an object has is known as...

What is mass?

500

This substance has mass and takes up space by having volume.

What is matter?

500

Describe the relationship between the kinetic energy of particles and temperature.

What is when kinetic energy decreases the temperature also decreases?

500

Menthol gas particles rose to the top of the Erlenmeyer flask, and then cooled forming menthol crystals on the watch glass.

What is deposition? 
500

You take butter out of the fridge and put it in a pan to heat it up. When it was completely heated, It becomes a liquid. Name this process.

What is melting?

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