Fact 1: Grasses supply most of the food consumed by people worldwide. Fact 2: Because food contains energy. Given the two facts above, answer the question "What contains most of the energy used by people worldwided?" with the following options: - heat - Light - coal - grasses - Cooking - glucose - A computer - gasoline
grasses

Fact 1: Dropping an object into water causes vibrations in the water. Fact 2: Sound vibrations can be compared to pond ripples. Given the two facts above, answer the question "dropping an object into water causes what?" with the following options: - pond ripples - pond scum - chemical changes - heat energy - kinetic energy - activation energy - color changes - towels fluffed
pond ripples

Q: Fact 1: The mass of a planet causes the pull of gravity on that planet. Fact 2: Gravity accelerates mass. Given the two facts above, answer the question "What causes a planet to accelerate?" with the following options: - other planets - magnets - wind - gravitational pull - flow of electrons - It gets heated up - heat energy - energy of moving objects
A: gravitational pull

Question: Fact 1: Chloroplasts are organelles that are found in the cells of plants and algae. Fact 2: All plants are of bush type. Given the two facts above, answer the question "what contains chloroplasts?" with the following options: - h2o - Trees - Fungi - insects - grass - flowers - bushes - humans
Answer: bushes

*Question*
Fact 1: Sound can be used for communication by animals. Fact 2: Sounds are vibrations in air. Given the two facts above, answer the question "Vibrations in air can be used for what by animals?" with the following options: - activation energy - communication - Something to move - sleeping - sustenance - Heart rate - food and shelter - tasting
**Answer**
communication

*Question*
Fact 1: Water vapor cooling causes that water vapor to condense. Fact 2: All carcasses are chilled with cool air for 48 hours. Given the two facts above, answer the question "What causes water vapor to condense?" with the following options: - water vapor exploding - water vapor heating up - water vapor disappearing - circulatory systems - aqueous solution - Heat energy - water vapor chilling - Evaporation
**Answer**
water vapor chilling