Q: Fact 1: Most ecosystems get energy from sunlight. Fact 2: On Earth, energy from sunlight heats the atmosphere more at the equator than at the poles. Given the two facts above, most ecosystems get energy from what in the atmosphere?

OPTIONS:
- fires
- Sun
- wind
- summer
- oxygen
- Light
- heat
- H20

A: heat

input: OPTIONS:
- nutrients
- toxins
- Pollution
- Glucose
- bacteria
- voltage
- streams.
- disease Now, answer this question: Fact 1: Heavy rains cause flooding. Fact 2: Flood waters commonly contain high levels of bacteria. Given the two facts above, heavy rains can cause high levels of what?
A:
output: bacteria

Fact 1: An animal requires nutrients to grow and heal. Fact 2: Food is the ideal source of nutrients. Given the two facts above, what does an animal require food for?

OPTIONS:
- hydration
- to grow and heal
- for cold
- aerobic capacity
- organic molecules
- food and shelter
- to chill
- for electricity

Answer: to grow and heal

Problem: OPTIONS:
- extinction
- Animal survival
- deforestation
- proliferation
- movement
- population explosion
- competition
- increasing population
Q: Fact 1: Having no natural predators increases population size. Fact 2: Population size is the predictor of extinction probability. Given the two facts above, what event does the lack of natural predators prevent?
Answer: extinction

Problem:OPTIONS:
- encoded information
- Electrical energy
- music
- chemical messengers
- telephone messages
- audible waves
- pictures
- electricity

Fact 1: Telephones are used for communication by two people by transmitting sound. Fact 2: When a wave is audible, it is called a sound wave . Given the two facts above, telephones are used for communication by transmitting what?
****
A: audible waves

Problem:OPTIONS:
- energy
- unique
- heat
- good
- watts
- parsec
- kilojoule
- kinetic energy

Fact 1: Alight bulb converts electrical energy into light energy when it is turned on. Fact 2: Light bulbs are rated in Watts. Given the two facts above, how is converted energy into light energy rated?
****
A:
watts