Q: Fact 1: Adult sponges produce eggs and sperm. Fact 2: Sperm and eggs are cells known as gametes. Given the two facts above, what do adult sponges produce?

OPTIONS:
- Energy
- heat
- gametes
- alveoli
- fertile
- food
- white
- homogenous

A: gametes

Q: Fact 1: If heat is conducted to an object then that object will become hot. Fact 2: Because the surface of the ocean is heated by sunlight, the depths are cooler. Given the two facts above, sunlight can be conducted to the surface of the ocean to make it what?

OPTIONS:
- moves
- expand
- warm
- ice
- colder
- stay warm
- hotter
- frozen

A: hotter

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: Absorbing energy causes objects to heat. Fact 2: Energy enters an ecosystem as sunlight. Given the two facts above, what causes an object to heat?

OPTIONS:
- absorption
- photosynthesis
- electricity
- rays or beams
- colors of the spectrum
- absorbing sunlight
- absorbing ions
- It gets heated up

A:
absorbing sunlight