Answer:
B. Gravel has more porosity than sand
Explanation:
Porosity is the gap between stuff. Water would go through gravel easier than sand. Definition of Porosity is -(of a rock or other material) having minute spaces or holes through which liquid or air may pass.
The correct answer is D.) The sun
The sun’s heat causes liquids to evaporate into water vapor, which rises and forms clouds. The whole water cycle repeats itself again because of the sun.
I think the answer is photosystem
Well, historical events is a broad subject, but there are specific events that could contribute to how we value and think about the environment. for example, events as broad as wars or as specific as the gulf of mexico oil spill contributes to the way we treat our environment. and, as a society, we know about global warming and pollution, and if we analyze mistakes we made in our past through events, it could be possible that it benefits our relationship and care for the environment in the future.
Answer:
Gravity, Electromagnetic force, Weak Interaction, Strong Interaction
Explanation: