Anything that has mass and takes up space
matter
Which state of matter are too far apart and move too fast
Gas
A pure substance made up of the same type of atoms is called
Element
A state of matter has a fixed volume but takes the shape of its container
Liquid
Metals are used in electronics because they are good conductor of ----------------
electricity
The increase in volume as temperature increases
thermal expansion
A basketball deflates when it is placed in cold place. What causes this to happen?
the gas particles get closer and move slowly
When temperature increases, what happens to the space between gas particles?
increase
A state of matter that has definite volume and definite shape
solid
A basketball expands when it is placed in sunlight. What causes this to happen?
The gas particles move faster
Which state of matter can be compressed easily due to the space between particles?
Gas
In a system, heat naturally flows from -------------- to ------------
b) A high-temperature object to a low-temperature object
A syringe is filled with air and the plunger is pushed down. What happens to the pressure of the air inside the syringe?
increases
A balloon is filled with air and placed in a freezer. What will happen to the balloon?
It will get smaller
A state of matter has indefinite shape and indefinite volume
Gas
Metals like iron and copper commonly used to make tools and machines because
they are strong and durable
This figure represents -----------------------
Gas Non-Metal
This figure represents molecules of ------------------
Solid Non-Metal
This figure represents ------------------------
Solid Metal
The decrease in volume as temperature decreases
Thermal contraction
What happens to the particles of a substance when it is heated
They move faster
Why do gases spread out to fill their container?
Their particles move freely and fill any space