Does this matter?
Ripping paper
What is physical
For anything to be matter, it must have these two things.
What are have mass and take up space?
Why did the closed ziplock bag expand when we mixed the baking soda and vinegar?
The chemical reaction created a gas which moved around to fill the ziplock.
chemical
Which of the following are not matter?
water, gas, fire, rocks
What is fire.
melting butter
physical
Which property of sugar and flour will not help us identify them correctly?
Color or grain size
color
physical
What will the mass of a piece of chocolate be after melting it, if the mass was 35g before melting?
35g
Baking a cake
Chemical