Rock Candy
Scientific Method
Marble Run
Soda Explosion
BONUS!
100
A substance that is hard, had straight edges, and is clear. 
crystal
100

The final answer where you explain if your "smart guess" (hypothesis) was right or wrong

Conclusion

100

A push or a pull that makes an object move, stop, or change direction

Force

100

A sudden, powerful spray of liquid and gas that shoots up into the air

geyser

100

Does the sugar dissolve more in the hot water or the cold water?

Hot water

200

When a solid breaks into tiny pieces and mixes completely into a liquid

dissolve

200

he thing you want to find out, like: "How much sugar do I need to grow the biggest crystal?

Question

200

An invisible pull between two objects (like the Earth pulling you down toward the ground)

Gravity

200

A tiny spot where bubbles can form and grow

nucleation point

200

After a marble is let go, the potential energy changes to _________ energy.

Kinetic

300

A mixture where one substance has dissolved perfectly into another

solution

300

Your "smart guess" about what will happen before you start (e.g., "I think more sugar will make crystals grow faster

Hypothesis

300

The "power" or ability to do work or make things move

Energy

300

A super-strong artificial sweetener used in diet sodas instead of sugar

aspartame

300
Energy can flow when you close the _______. 

circuit

400

When a liquid is so full of a dissolved substance that it cannot hold any more

saturated

400

The actual test where you mix the sugar and water to see if your guess was right.

Experiment

400

What happens when a force moves an object over a distance

work

400

The bubbles go to the top of the bottle because it is _______ than the soda. 

lighter

400
Something that swings back and forth 

pendulum

500

A small bit of sugar placed on the string to give the new crystals a starting point to grow.

seed crystal

500

Looking closely at what happened—like measuring your candy's size or writing down how many days it took to grow.

Analyze Data

500

Stored energy an object has because of its position, like a rock sitting at the top of a hill.

Potential Energy

500

The type of soda affected the ______ of the geyser. 

height

500

The _______ of the marble affects the amount of _____ it does.

Height, work