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1. ...............................is different materials are placed together, but each one keeps its own properties.
A
Mixture
B
solute
C
solvent
2. .............................is the thickest part of the Earth.
A
Mantle
B
crust
C
inner core
3. .............................is the Earth system that contains rocks, soil and sediments
A
Geosphere
B
Biosphere
C
Atmosphere
4. …………………… contains all living things on Earth.
A
Biosphere
B
Geosphere
C
Hydrosphere
5. ………………………….is the substance that is dissolved in a solution
A
solute
B
solvent
C
water
6. The freezing point of water is ......................
A
0
B
100
C
80
7. ………………….is changing from a liquid into a solid
A
Freezing
B
Boiling
C
Melting
8. ...........................is the changing from solid into liquid
A
Melting
B
Freezing
C
Boiling
9. Baking soda volcano is a ......................
A
chemical change
B
physical change
C
no change
10. Cooking eggs is a..............................
A
chemical change
B
physical change
C
no change