Anything that has mass and takes up space is known as what?
Matter
What is matter made of
Particles
Cutting a piece of paper is an example of a ________ change.
Physical
When two or more different substances are mixed, a new substance may be formed. This is called a _______________change
Chemical
The scientific study of what matter is made of and how it changes is called?
chemistry
People can use ____________ to describe and identify matter
Properties
What is a characteristic of particles
They are too small to be seen
During a physical change, the total ___________ of matter is conserved
weight or mass
When a chemical change occurs the total weight of matter does what
Matter is made up of particles too small to be seen. These particles are called what?
atoms
Describe solubility
The ability of a substance to dissolve
What is an example of a particle that makes up matter?
Air
What are the three states of matter
solid, liquid, and gas
What is an example of a chemical change?
cooking or baking, burning paper, rusting, rotting banana
Matter made up of a single type of atom is called what?
element
Name three properties of matter
Acceptable answers include: color, hardness, reflectivity, conductivity, magnetism, and solubility
Blowing up a balloon can be used as a ______________to show that particles exist
model
In your own words, describe a physical change.
Changing physically but remaining the same mater. cutting a banana, cutting paper, chopping wood
formation of a gas, odor, change in color, change in temperature etc.
All of the atoms of an element are what?
identical
Explain how evidence can be used to describe matter
Physical properties of matter can be used as evidence to describe types of matter
What is an example of evidence that can be used to explain that matter is made of particles too small to be seen.
Inflating a balloon, evaporating liquids, dissolving substance in water.
How can you prove that the total weight of matter is conserved during a physical change?
measure the mater before and after the change
What kind of evidence of a chemical change would you expect to find when you burn a match?
change in temperature, light, odor
Describe a molecule.
Molecules form when atoms join together with other atoms.