(Q).
You are presented with the question "what may become hot when exposed to heat?" and the following answer choices: - coral - gravity - the skin - sugar - density - an object - copper - weathering Now knowing that if a thermal conductor is exposed to a source of heat then that conductor may become hot and copper is a great thermal conductor, choose the best answer.
(A).
copper

(Q).
You are presented with the question "What has a positive impact on the environment?" and the following answer choices: - Environmental ignorance. - Impact sports. - Ignoring waste. - water conservation - transportation technology - peachleaf willow - Converting waste. - Green beans Now knowing that recycling has a positive impact on the environment and alternatively, through reuse and recycling, waste can be converted into useful products, choose the best answer.
(A).
Converting waste.

(Q).
You are presented with the question "Organells found in the cells of plants and algae enable many things, including:" and the following answer choices: - movement - photosyntehsis - food and shelter - sugar - glucose - organic - Energy. - survival Now knowing that chloroplasts are organelles that are found in the cells of plants and algae and chloroplasts Chloroplasts serve as the site of photosynthesis, choose the best answer.
(A).
photosyntehsis