Q: Fact 1: Burning fossil fuels increases the carbon in the atmosphere. Fact 2: More carbon in the atmosphere means atmospheric warming. Given the two facts above, what causes global warming?

OPTIONS:
- Oceans rising
- Deforestation
- Greenhouse gasses
- Burning fossil fuels
- Greenhouse gases
- Movement of an air mass
- Leaving lights on
- tectonic plates coliding

A: Burning fossil fuels

Q: Fact 1: Microbial fuel cells convert chemical energy into electrical energy. Fact 2: Computers run on electricity. Given the two facts above, what can power computers?

OPTIONS:
- cities
- Fuel cells
- energy
- kinetic energy
- industry
- heating liquids
- information
- Solar energy

A: Fuel cells

Q: Fact 1: Agraduated cylinder is used to measure volume of a liquid. Fact 2: Volume Volume is a measure of how much space a space figure takes up. Given the two facts above, what is used to measure how much space a liquid takes up?

OPTIONS:
- aerobic capacity
- a graduated student
- Water expanding
- a graduated cylinder
- body water
- a scale
- a granulated cylinder
- Light passing through water

A: a graduated cylinder

Q: Fact 1: Fertilization occurs when a sperm and an egg fuse. Fact 2: Fertilization As far as fertilization, timing is critical. Given the two facts above, timing is critical for what occurs when a what and an egg fuse?

OPTIONS:
- Cooking
- Flowers
- fusion
- embryos
- pollen
- seeds
- heat
- sperm

A:
sperm