Name the 3 types of matter.
Is vinegar and baking soda an example of a physical change?
What is NO? When you mix vinegar and baking soda, bubbles form, which indicates a chemical change as taken place.
Name the two signs of a chemical change.
What are color change, bubbles, temperature change?
These matter particles are compressed, or squeezed, super-tight together. Also, it holds its shape and volume.
What is a SOLID?
Type of change where a new substance is created.
What is a CHEMICAL CHANGE?
Name a food that is an example of a physical change.
What is a fruit salad or trail mix?
This matter has particles that have some space between them. They have a little room to move around and like to slide past each other. This takes the shape of the container it occupies.
What is a LIQUID?
Explain how water could be an example of a physical change.
What is freezing and melting water to and from ice is an example of a physical change?
These matter particles are far apart and can slide past one another easily. It takes the shape of the container it's in and can be compressed.
What is a GAS?
A less common state of matter made up of gas and has to be in a special environment to exist.
What is PLASMA?
CHALLENGE (not on quiz). We can separate salt and water using physical properties. What do we call this process of evaproating the water to separate the salt?
What is boiling?