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- 1. Multiple ChoiceWhat is water?An atomA molecule composed of 2 parts Oxygen and one part HydrogenA molecular compound composed of 2 parts Hydrogen and one part OxygenA pure substance composed of 2 parts Hydrogen and one part Oxygen
- 2. Multiple ChoiceWhat is the chemical formula for water?H20h2oH2O2H2O
- 3. Multiple ChoiceWhat is the solid form of water called?IceFrozen waterWater iceDry ice
- 4. Multiple ChoiceWhat is the gaseous form of water called?SteamWater vaporVaporWater mist
- 5. Multiple ChoiceIs the density of water ice lower, higher, or the same as liquid water?LowerHigherThe sameUm... what is density again
- 6. Multiple Choice
Why does water ice have a lower density than liquid water?
Because it floats
Because it is a crystal
Because the molecules expand in volume as water freezes into a crystal
Because ice is colder than water
- 7. Multiple ChoiceWhat is adhesion?Water's ability to stick to itselfWater's ability to stick to other substancesThe strength of the cohesion of all the water molecules combinedTape, glue and other adhesives
- 8. Multiple ChoiceWhat is cohesion?Water's ability to stick to itselfWater's ability to stick to other substancesThe strength of the cohesion of all the water molecules combinedTape, glue and other adhesives
- 9. Multiple ChoiceWhat is surface tension?Water's ability to stick to itselfWater's ability to stick to other substancesThe strength of the cohesion of all the water molecules combinedTape, glue and other adhesives
- 10. Multiple ChoiceWhat are abiotic factors?All of the living things in an ecosystemAll of the non living things in an ecosystemAll of the living and nonliving things combinedA piece of a living thing
- 11. Multiple ChoiceWhat are biotic factors?All of the living things in an ecosystemAll of the non living things in an ecosystemAll of the living and nonliving things combinedA piece of a living thing
- 12. Multiple ChoiceWhat is an ecosystem?All of the living things in an ecosystemAll of the non living things in an ecosystemAll of the living and nonliving things combinedA piece of a living thing
- Answer choicesTagsAnswer choicesTags