2. What is a physical change?
A physical change is a change in which no new material
forms.
Physical changes do not change the kind of matter an
object is made up of.
When you cause a physical change in a material you
change one of its physical properties (a feature you can
observe with your senses or measure)
3. What is a physical change?
If you take a piece of paper and cut it into
pieces, crumple it into a ball, and even smooth it
out again, you have changed the size and shape
of the paper but it is still paper.
5. What is a physical change?
Most physical changes can be reversed or undone.
Some more easily than others.
6. What is a physical change?
This modeling clay can be molded and changed
to make objects.
It’s shape can then change back to it’s original
block.
7. What is a physical change?
A change in state is a
physical change. No new
material forms.
Like most physical
changes, a change in state
can be reversed.
8. What is a physical change?
You cause a physical change when you make a mixture.
A mixture is made up of two or more materials.
You combine different materials in a mixture, but no new
materials form.
The materials are mixed together but the parts keep their
own properties.
9. What is a physical change?
A salad is an example of a mixture.
10. What is a physical change?
A solution is a mixture that
is formed when a solid is
dissolved into a
liquid.
Did we create something
new or is the sugar still
sugar and the water still
water?
11. What is a physical change?
This is another example of
a physical change.
It is not easily reversed, but
if we let the water
evaporate, the sugar would
be left in the bottom of the
glass.
12. What is a physical change?
TO SUMMARIZE:
A physical change is a change in which no new materials form.
Physical changes affect the properties of matter but do not change the
kind of matter it is made of.
A change in state is a physical change.
A mixture is made by combining two or more materials together.
