What's the Matter?
Where's my Change?
What's the Change?
Au Natural
Science Potpourri
100

Aything that takes up _______ and has _______ can be defined as matter

What is space and mass

100

During a physical change, the substances remain the _________

What is the same

100

Ice metlting

What is a physical change

100

Grass seed turning into grass is an example of a ___________ change

What is chemical change

100

How old is the earth

4.6 billion years

200

Matter can ______________

What is change

200

This type of change happens when atoms rearrange to form one or more new substances

What is a chemical change

200

Cracking eggs into a bowl 

What is a physical change

200
The chemical process used by plants to create sugar and oxygen from sunlight, water, and carbon dioxide

What is photosynthesis

200

You would need to visit this country to see the Giant Crystal Caves. 

What is Mexico

300

These are the four main phases of matter

What is solid, liquid, gas, and plasma

300

During a chemical change, there is also a change in energy, such as the production of _______ or _______

What is heat or light

300

Baking a cake

Chemical Change

300

Chemical changes allow for matter to be ___________ and ____________

What is recycled and reused

300

According to Bill Nye, Atoms are the __________, and molecules are the _____________

What are letters and words

400

This term refers to physical characteristics such as color, mass, or chemical composition.

What are properties

400

These three pieces of evidence suggest that there is a chemical change happening. 

What is a change in colour, bubbles of gas, change in smell (formation of a new substance)

400

Making a stomp rocket

Chemical Change 

400

This is one of the most powerful chemical changes that happens in nature

What is a forest fire 

400

How many elements are on the Periodic Table

What is 118

500

These are referred to as the "Building Blocks" of matter

What are atoms

500

This is a chemical change that happens in your body (about 20 times a minute) that keeps you alive

What is respiration or cellular respiration

500

Combining milk and vinegar

Chemical Change (milk protein mixes with the acid; this is how you make curds and whey)

500
This is the shared chemical process that happens when fruit rots or leaves gather on the ground

What is decomposition

500

These are the 3 main eras of geological time

What is Paleozoic, Mesozoic, and Cenozoic