Fact 1: Alight bulb is used for seeing in the dark. Fact 2: Just as darkness is the absence of light. Given the two facts above, answer the question "What are used for seeing in the absence of light?" with the following options: - light bulbs - cactuses - satellites - microscope - photons - bushes - energy - focusing a lens
light bulbs

(Question)
Fact 1: Sedimentary rocks are formed by deposition. Fact 2: Limestone is a type of sedimentary rock. Given the two facts above, answer the question "what is formed by deposition?" with the following options: - soft soil - oxygen - soap - calcite - lmestone - water vapor - Sand dollars - coral reefs
(Answer)
lmestone

Ques: Fact 1: Muscles can only contract. Fact 2: Bones work with muscles to perform movement. Given the two facts above, answer the question "What enables bones to perform movement?" with the following options: - contraction - Energy - sensory neurons - looseness - Chemical energy - Vibrates - fur and fat - layers of fat
Ans: contraction

(Q).
Fact 1: Thick fur can be used for keeping warm. Fact 2: When the body is warm, heat production is minimized. Given the two facts above, answer the question "thick fur can be used for minimizing what?" with the following options: - heat energy - heat production - scattered light - energy usage - freezer burn - movie production - fur production - Temperature
(A).
heat production

Ques:Fact 1: Athermal insulator slows the transfer of heat. Fact 2: Heat transfer fluids, such as antifreeze, protect the solar collector from freezing in cold weather. Given the two facts above, answer the question "What protects things from freezing in cold weather?" with the following options: - exoskeleton - thermal insulators - thick filling - a hydraulic system - Animal fur - layers of skin - layers of fat - deep water

Ans:thermal insulators

Question: Fact 1: Many corals secrete an exoskeleton that builds up to become a coral reef. Fact 2: Good examples are Bubble coral, Elegance coral, Frogspawn and other Euphyllia corals. Given the two facts above, answer the question "What is secreted by organisms like frogspawn to become a reef?" with the following options: - exocrine glands - food and shelter - exoskeleton - bones - Energy - Chemical energy - plasma - Energy.
Answer:
exoskeleton