Which matter doesn’t have a fixed shape with particles that are loosely packed together with some movement?
liquid
Which matter has a fixed shape?
solid
Which of these is NOT a change of state?
melting
freezing
solidifying
reacting
What forms when a liquid is cooled?
liquid
solid
Heating cause a solid to experience a _________
solid
change of state
ice
When liquid particles are cooled they _________?
get faster
slow down
Which of these is a chemical reaction? Chocolate melting to a liquid chocolate OR cake ingredients being heated to make a cake
Cake ingredients being heated to make a cake
Which of these is not s state of matter?
solid
water
gas
liquid
Can a material be a mixture and a substance?
yes
An example of a Physical change in the state of matter is when water changes to _____
gold
liquid
ice
All material consists of _____?
matter
When solid particles are heated they _________?
lose energy
get energy
Which matter has particles closed together but in a fixed shape?
solid
Cooling causes a liquid to change into a _________
change of state
solid
liquid
Why can flour and sand flow (be poured)?
The grains are packed closely
It has small grains
It has large grains
There is air between the grains
A chemical reaction _____________
can't be changed back
can be changed back
Which substances cause the chemical reaction of rust?
metal(iron), water, oxygen
When substances react together they make _________ substance
a new
the same
an old
A change of state is a physical process that _____
changes the substance
doesn't change the substance
What forms when a solid is heated?
liquid
solid