You are presented with the question "Houses have disappeared because of what?" and the following answer choices: - Physical weathering - moonlight - sunshine - flooding - clouds - precipitation - scarce resources - erosion Now knowing that sinkholes are formed by precipitation and because of sinkholes, houses have disappeared, choose the best answer.
precipitation
(Question)
You are presented with the question "What is used to determine the age of fossils?" and the following answer choices: - Calcium carbonate - dinosaurs - a barometer - electron microscope - a thermometer - a decay curve - chemical equations - Physical weathering Now knowing that radioactive dating is used to determine the age of fossils and radioactive dating requires the use of a decay curve, choose the best answer.
(Answer)
a decay curve
Ques: You are presented with the question "Burning wood is used to produce what type of energy?" and the following answer choices: - Light - warmth - potential - Fuel cells - food - electrical - mechanical - kinetic Now knowing that burning wood is used to produce heat and heat is kinetic energy, choose the best answer.
Ans: kinetic
(Q).
You are presented with the question "What can be used to cook food?" and the following answer choices: - war - bacon - breeding - coal - bees - energy - sugar - oil Now knowing that coal is used for generating heat by burning and thus, the food is cooked by heat generated internally, choose the best answer.
(A).
coal
Ques:You are presented with the question "many corals secrete an exoskeleton that builds up to become what?" and the following answer choices: - important habitats - jungles of the sea - seaweed - gastropod shells - food and shelter - dolphins - major threat to health - oceans Now knowing that many corals secrete an exoskeleton that builds up to become a coral reef and coral Reefs Coral reefs are the jungles of the sea, choose the best answer.

Ans:jungles of the sea
Ques: You are presented with the question "In what are proteins made?" and the following answer choices: - food - water - meat - bacteria - calcium - nucleus - animals - Animal fur Now knowing that ribosomes are small organelles where proteins are made and ribosomes are assembled inside the nucleus, choose the best answer.
Ans:
nucleus