Ques: Fact 1: Astronauts require preserved food for extended flights. Fact 2: Preservatives are added to extend the shelf life. Given the two facts above, answer the question "What prolongs the storage life of food in space?" with the following options: - hydrogen and oxygen - preservatives - Dehydration - heating liquids - Fuel cells - heat energy - hard outer covering - layers of fat
Ans: preservatives

Ques: Fact 1: Heavy rains cause flooding. Fact 2: Floods are deadly, floods are devastating. Given the two facts above, answer the question "heavy rain can cause that which is what?" with the following options: - Plant growth is reduced - Inches or fractions of inches. - forest is destroyed - dry and parched - droughtlike - looseness of dirt or compost - deadly and devastating - deadly but not deadly
Ans: deadly and devastating

Ques: Fact 1: Sex hormones are chemical messengers that control sexual development and reproduction. Fact 2: Androgens are male sex hormones. Given the two facts above, answer the question "Androgens control sexual development and reproduction in who?" with the following options: - animals - viruses - insects - humans - females - males - plants - estrogens
Ans: males

Ques: Fact 1: If gas is heated then that gas will expand. Fact 2: If a material is heated, it expands and the density decreases. Given the two facts above, answer the question "When does a gas's density decrease?" with the following options: - Time and energy - cool off - Dehydration - air cools - It becomes dormant - Evaporation - Dilution - When it's heated
Ans:
When it's heated