Matter
The three main states of matter?
What is solid, liquid, gas?
What is matter?
Anything that has mass and takes up space.
This is a combination of two or more substances that are physically combined but you can still see each substance.
Mixture
True or False: air is matter.
True
Is melting ice a physical change or chemical change?
Physical change
The state of Matter that has a definite shape and volume?
Solid
What tool is used to measure mass (weight)?
a balance or scale
You pour sugar into tea and stir until you cannot see sugar anymore. Is this a mixture or solution?
solution.
When salt dissolves in water, is that a physical or chemical change?
physical change
What type of change creates a new substance?
chemical change
The state of Matter that takes the shape of its container but has no definite volume?
Liquid
The property that describes how much space something takes up
Volume
You add lemonade powder to water, stir, and it taste the same in every sip. What type of mixture is this?
solution
Name a gas humans use to breathe and survive.
Oxygen
How do you know it was a physical change?
Nothing new or destroyed happened to the substance.
The state of matter that has no definite shape or volume?
Gas
Name two physical properties you can observe without changing a substance.
color, size, shape, texture, odor
This is a type of mixture that one substance dissolves into another substance.
Solution
True or False: Because matter has mass and volume, we can see it, touch it, or feel it.
True
Is boiling water a physical change or chemical change?
physical change
Name one example of a substance that can exist in all three states of matter on Earth.
Water
Why is matter important to us?
It makes up everything in the universe, including us!
Milk looks like one substance, but under a microscope it has tiny particles that are suspended in it. Is it a mixture or solution?
a mixture
How can you tell an object has matter quickly?
can you touch it, hold it, or see it? Can you trap it in a container?
When iron rust, is that a physical or chemical change?
chemical change