What's the Matter?
Matter is anything that takes up ______ and has _____.
What is space, and has mass?
A property that can observed without changing the composition of a substance is called a _______.
What is a physical property
A chemical change is a change in which the _________ of the substance is changed.
What is composition
These are the 4 states of matter
What are solid, liquid, gas, and plasma
This states that mass cannot be created or destroyed
What is law of conservation of mass
Substances that have a low ___________, like sand and metal, heat up quickly and cool down quickly.
What is specific heat?
Describe a way you can change the chemical properties of a piece of paper
What are: burning it, dissolving it in acid
The movement of thermal energy from a substance at a higher temperature to one at a lower temperature is called ______.
What is heat
There are two types of solids, crystalline and amorphous. Give one example of each.
Amorphous: glass, rubber
Crystalline: salt, diamonds
A liquid's resistance to flow is called ______.
What is viscosity?
The change from a liquid to a gas is known as vaporization, and there are two types we can observe. Name the two.
What are evaporation and boiling?
True or false: In cooking and baking and food rotting, we can observe many chemical changes
What is true?
Temperature when a solid changes to a liquid
What is the melting point (also the same as its freezing point)
The average kinetic energy of individual particles of a substance is more commonly known as _______.
What is temperature?
Which of the following is NOT a physical property of a substance?
a) density
b)mass
c) ability to burn
d)ability to attract a magnet
What is C) the ability to burn (this is a chemical property!)
Describe 3 ways you can change the physical properties of a piece of paper
What are: color it, cut it, crumple it, dissolve it in water, tearing it
List 3 clues that can be observed during/after a chemical change
What is change in smell/odor, change in color, sudden release of heat, combustion/flames, rust, light, and heat.
Choose the energy level of a solid: low, medium, or high
What is low