<span>C. Pickles are stored in salt water to prevent them from spoiling.</span><span>
A hypothesis is a supposition made by the scientist. In order for a hypothesis to be a scientific hypothesis, the scientific method requires for it to be tested. If a hypothesis cannot be tested, it cannot be scientific hypothesis. It is important to state the hypothesis clearly at the beginning of a scientific paper. This enables the reader to understand the problem. </span>
Answer:
What do you need help with?
False! I hope all is well and you end up passing, seriously good luck! (:
I believe the answer is C) How does a change in temperature affect the reproduction of crayfish?
The concentration of H+ ion (pH) could influence the structure of protein, which might inactivate some enzyme of an organism and alter their metabolism. All research questions beside option C is related to the pH. Buffer solution will provide an protection that will makes the pH become more stable. Acid rain contains acid which will decrease the pH of the surrounding environment.
Answer:
B, it will rotate and face the sun.
Explanation:
The Earth rotates a lot, especially in 5 hours. It will not be stationary. It is most likely that at 8 AM, the Earth will be facing the sun, not away from the sun.