Vocabulary
Everything that has mass and takes up space
What is Matter
Definition: properties of matter that can be observed or measured
Physical Properties
What are the 3 states of matter
What is solid, liquid, and gas
Ice cubes changing into water (melting) is caused by what?
What is Heating
If an object has more density than water, it will
sink
The amount of matter in something
What is Mass
Name the three tools that measure mass
Pan balance, triple beam balance, digital scale
Definite volume, no definite shape
What is liquid
Adding heat to a pot of water will change the liquid into what state?
What is gas
If an object floats in water, it has ____________ than water
less density
Amount of space and object takes up
What is Volume
All metals are magnetic. True or false?
False
Definite shape. definite volume
What is a solid
The process of changing from a gas to a liquid is called?
What is condensation
A mixture of 10g salt and 100 mL is heated until all water evaporates. How much salt will be left?
10 g
Ability of a substance to dissolve in a liquid
What is solubility
Name two tools that can be used to measure volume.
Graduated cylinder and beaker
No definite shape, volume can be hard to determine, MADE UP OF PARTICLES TOO SMALL TO BE SEEN
What is a gas
The process of changing from a liquid to a gas is called?
Evaporation
Pepper and salt form a solution. True or false?
False
The ability of matter to sink or float
What is density
Thermal conductors allow heat energy to pass through them. True or false?
True
Think of a glass of soda the bubbles are an example of what state of matter?
What is a gas
Water can turn into a solid by what process?
What is Freezing
A plastic cube will NOT dissolve in water because it is ___________________
insoluble