You are presented with the question "Which structure can replace a ship for short distances?" and the following answer choices: - Weight - a bridge - Gravity - watershred - a yacht - Fuel cells - a house - a skyscraper Now knowing that aship is used for moving people across bodies of water and commonly, a bridge is a structure built to cross a body of water, choose the best answer.
a bridge
You are presented with the question "Harm to the respiratory and circulatory systems can come from " and the following answer choices: - Greenhouse gases - hydrocarbons - Sulfur dioxide - nitrogen oxides - burning coal - fossil fuels - emissions - Greenhouse gasses Now knowing that air pollution harms the respiratory and circulatory systems and nitrogen oxides cause air pollution, choose the best answer.
nitrogen oxides
Q: You are presented with the question "What are lion communities called?" and the following answer choices: - complex - PDAs - groups - protected - prides - murders - flocks - dangerous Now knowing that lions live in social groups called prides and chimpanzees live in social groups called communities, choose the best answer.
A: prides
Question: You are presented with the question "What causes a chemical reaction in an egg?" and the following answer choices: - sugar - the water cycle - cooking - birds - tapeworms - courtship - burning - ovaries Now knowing that heating an egg causes a chemical reaction in the egg and heat is very important in cooking, choose the best answer.
Answer: cooking
*Question*
You are presented with the question "When an animal moves , kinetic energy in starch is converted to " and the following answer choices: - adding heat - Temperature - organic molecules - Organic compounds - mechanical waves - cellulose - hydrogen and oxygen - mechanical energy Now knowing that when an animal moves , chemical energy is converted to mechanical energy and kinetic energy in starch is converted into chemical energy in the muscles, choose the best answer.
**Answer**
mechanical energy
(Question)
You are presented with the question "What can be used to separate a solute from a solvent in a solution?" and the following answer choices: - bandaid - Gas - table - sodium - energy - heat - frost - vapors Now knowing that evaporation can be used for separating a solute from a solvent in a solution and energy in the form of heat causes evaporation, choose the best answer.
(Answer)
heat