(Q).
Q: What is the purpose of water molds in fresh water environments? Read this paragraph and choose the correct option from the provided answers: Choices: - fish food - oxygen production - wave production - decomposition A:
(A).
decomposition

(Q).
Q: What property is the result of the force of gravity being opposed by the normal force? Read this paragraph and choose the correct option from the provided answers: For a full description of weight, look at Forces: Mass versus Weight. In sum, weight is the result of the force of gravity being opposed by the normal force. As we just learned, objects in orbit are in freefall; they have nothing exerting a normal force against them and thus no weight. Choices: - light - density - sound - weight A:
(A).
weight

(Q).
Q: Which part of the nerve cell helps transmit nerve impulses? Read this paragraph and choose the correct option from the provided answers: Note that like most other cells, these nerve cells have a nucleus. They also have other organelles. However, the long, threadlike extensions of the nerve cells are unique. This is where the nerve impulses are transmitted. Choices: - dendrites - cell walls - synapses - long, threadlike extensions A:
(A).
long, threadlike extensions