1. What are Earth's 5 systems? 2. Fill in the two blanks: All Earth’s systems interact. The systems are constantly exchanging and .
3. Explain in at least two complete sentences how Earth developed different layers.
4. At a given temperature, 3.00 m3 of carbon dioxide has a mass of 5.94 kg. What is the density of carbon dioxide at this temperature?
5. Suppose 10 cm3 of water has a mass of 10 g. What is the density of the water?
6. An old piece of silver jewelry has a mass of 20 g and a volume of 1.9 cm3 . What is its density?
7. A block of ice has a volume of 19 cm3. Its mass is 17.5 g. What is its density?
8. Steel has a density of 7.8 g/cm3. If the mass of a piece of steel is 234 g, what is its volume?
9. The density of a certain type of wood is 0.6 g/cm3. If the volume of a piece of this wood is 300 cm3, what is its mass?