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Describing Matter
Measuring Matter
Changes in Matter
This and That
This and That 2
100
It makes up every living thing and every material object.
What is matter?
100
In order to be matter, an object must have these two things.
What is mass and a volume?
100
This type of change produces new substances.
What is a chemical change?
100
The formula for density.
What is D=m/v?
100
Mohs scale measures this.
What is hardness?
200
In chemistry, we study matter and it's _________
What are changes?
200
When measuring really small masses, the unit of measurement is this.
What is grams?
200
"Break me apart, I will still be the same!"
What is a physical change?
200
Weight is measured in this.
What are Neutons?
200
Water boils at this temperature.
What is 100 degrees C?
300
When we are using our senses to describe matter, they are called ______________ properties.
What are qualitative properties?
300
A large volume of liquid is measured in this unit.
What is a litre.
300
According to the particle model of matter, particles are always in ____________.
What is motion?
300
A substance has a density greater than 1, then this will happen when you put it in water.
What is sink?
300
Quantitative and qualitative properties help us do this.
What is identify matter?
400
Quantitative properties use _____________ to describe matter.
What are numbers?
400
Using the change of volume in a liquid to determine the volume of an irregular solid object is called this.
What is displacement?
400
To change a state of matter from a gas to a liquid, you must subtract this.
What is temperature?
400
Small solid matter uses this unit for measuring volume.
What is cm cubed?
400
When a solid turns to a liquid.
What is melting point?
500
The state of gold at 4000 degrees C.
What is a gas?
500
It's density is 1.00g/mL.
What is water?
500
When dry ice is exposed to air, it immediately begins to turn from a solid to a gas. This is called ____________.
What is sublimation?
500
The volume of an object with 3 x 4 x 5 cm dimensions.
What is 60 cm cubed?
500
The state of oxygen at -217 degrees C.
What is a liquid?