Question: If primitive green plants have varied life cycles, then what have varied life cycles? Answer choices: - h2o - remains of prehistoric life - the sun - oxygen - absorb light energy - primitive green plants - Chlorophyll - biological diversity
Answer: primitive green plants

Question: If fossils turn into coal over time, then what is coal made out of? Answer choices: - heat - rocks - fossils - water - trees - energy - power - calcite
Answer: fossils

Question: If light bulbs change electricity into heat, then what is converted to heat in a light bulb? Answer choices: - Firecrackers - electricity - peachleaf willow - an object - layers of fat - an electron lens - sunlight - our nearest star
Answer:
electricity