Fact 1: The vomiting reflex is used to remove toxic material from the stomach before it is absorbed. Fact 2: Vomiting is a reflex controlled by a vomiting center in the brain. Given the two facts above, answer the question "what is the throwing up center of the brain used for?" with the following options: - dissolving enzymes - repair cells in the human body - solving equations - keeping food fresh for long periods of time - remove toxic material from the stomach before it is absorbed - Something that can be converted to kinetic and heat energy by a motor - lower the surrounding pressure - regulate breathing
remove toxic material from the stomach before it is absorbed

Fact 1: Coal is used to produce electricity by burning in coal-fire power stations. Fact 2: Heat is essential to the burning process. Given the two facts above, answer the question "How does coal produce electricity?" with the following options: - It remains dormant - It gets cooled - By rubbing together - chemical reaction - It gets heated up - major threat to health - Through magnetism - heat energy
It gets heated up

Q: Fact 1: Aplant requires photosynthesis to grow. Fact 2: Leaves are the main sites of photosynthesis. Given the two facts above, answer the question "Plants require what to grow?" with the following options: - leaves - pesticides - moonlight - sunlight - energy - Glucose - animals - nutrients
A: leaves

Question: Fact 1: Soil can be depleted of nutrients. Fact 2: Wampanucket soils are prime farmland soils. Given the two facts above, answer the question "If not managed properly, nutrients can be depleted on" with the following options: - environment - Dehydration - fronts - our planet - coastlines - the skin - farmland - Power plants
Answer: farmland

*Question*
Fact 1: Wetlands are extremely important biomes. Fact 2: Animals live on the vegetation found in the biomes. Given the two facts above, answer the question "Which living creatures can be found in wetlands?" with the following options: - Animals - ferns - ducks - Oceans - trees - Rivers - Lakes - crocodiles
**Answer**
Animals

*Question*
Fact 1: When an animal moves , chemical energy is converted to mechanical energy. Fact 2: Cows are social animals. Given the two facts above, answer the question "what converts chemical energy to mechanical energy when it moves?" with the following options: - Birds - bears - cows - Whales - toads - hawks - cars - fish
**Answer**
cows