Vocab
When water turns into ice, what is it called that happens?
Phase change
The three phases of matter.
Solid, Liquid, Gas
Wires, a battery, and a light put together creates a....
Circuit
Am I able to time how long a chemical reaction takes? If so, what may I use to time the reaction?
Yes and a stopwatch.
Reflectivity
An object's ability to reflect light.
We make our observations through these five senses.
Taste, Touch, Hear, Smell, See
What is an insulator?
Something that does NOT allow electricity to pass through. Example: Wood/Rubber.
Why does seltzer water weigh more than regular water if they are both in a 16oz bottle?
The bubbles add weight.
Hardest material on Earth
Diamond
If i let a material dissolve in water, what will happen to my mass?
It will increase
When two substances like baking soda and vinegar are combined, they create a.....
Chemical Reaction
What is a graduated cylinder?
A tall tool to measure liquid.
You would rate this material a 1 on the hardness scale.
Talc/Powder
It will remain the same.
What is a conductor?
Something that allows electricity to pass through it.
What is an antacid?
A substance that neutralizes acidity.
This metal has the highest thermal conductivity.
Copper
What is a claim?
Statements supported by data and evidence
When is the only time we can truly see gas particles?
When it is very cold out, the molecules slow down.
If two substances cause something to bubble, when do I know when the reaction ends?
When the bubbles stop or simmer to a complete stop.