(Question)
You are presented with the question "How do ships find submarines?" and the following answer choices: - guns - Computer - Sight - move - Sonar - sound - Diving - Satellite Now knowing that sonar is used to find the location of an object and surface ships use sonar to locate and track submarines, choose the best answer.
(Answer)
Sonar

(Question)
You are presented with the question "what happens when water vapor condenses over night?" and the following answer choices: - water evaporates - Something that makes plants green - lakes freeze - Warm air moving into cold air - rocks and grasses glisten - refraction of light - lawns dry out - it keeps an organism warm Now knowing that dew is formed when water vapor condenses over night and rocks and grasses glisten with dew, choose the best answer.
(Answer)
rocks and grasses glisten

(Question)
You are presented with the question "What requires burning fossil fuels?" and the following answer choices: - Fuel cells - using electricity - animals - Cooking - organisms - engines - lightning - solar power Now knowing that using a gasoline engine requires burning gasoline and oil and gasoline are fossil fuels, choose the best answer.
(Answer)
engines