You are presented with the question "What is formed when rocks break down?" and the following answer choices: - plants - clouds - sand - coastlines - detritus - deltas - water - alluvial Now knowing that mechanical weathering is when rocks are broken down by mechanical means and mechanical weathering produces detritus, choose the best answer.
detritus
(Question)
You are presented with the question "Starfish use _ to communicate with each other." and the following answer choices: - scattered light - pheromones - heat produced - sound - waves - Chemical energy - electricity - kinetic energy Now knowing that echinoderms use pheromones to communicate with each other and echinoderms are represented by the starfish, choose the best answer.
(Answer)
pheromones
Ques: You are presented with the question "Some light bulbs waste less of their energy producing what?" and the following answer choices: - O3 - loss - SO2 - heat - warmth - light - Green - motion Now knowing that some light bulbs convert electricity into light and heat energy and cFLs waste much less electrical energy generating unnecessary heat, choose the best answer.
Ans: heat
(Q).
You are presented with the question "What provides animals with protection against the weather?" and the following answer choices: - Trees - skin - leaves - Rain - Flowers - fibers - wetland - Fruits Now knowing that shelter is used for protection by animals against weather and trees provide shelter and food for animals, choose the best answer.
(A).
Trees
Ques:You are presented with the question "what is the throwing up center of the brain used for?" and the following answer choices: - dissolving enzymes - repair cells in the human body - solving equations - keeping food fresh for long periods of time - remove toxic material from the stomach before it is absorbed - Something that can be converted to kinetic and heat energy by a motor - lower the surrounding pressure - regulate breathing Now knowing that the vomiting reflex is used to remove toxic material from the stomach before it is absorbed and vomiting is a reflex controlled by a vomiting center in the brain, choose the best answer.

Ans:remove toxic material from the stomach before it is absorbed
You are presented with the question "what do organisms aerate?" and the following answer choices: - magma - moles. - roots - Carbon - volcanoes - cell walls - soil - Crops Now knowing that earthworm burrows help aerate soil, which is also good for plants and earthworms and other soil organisms keep the soil healthy, choose the best answer.
soil