D. Things that are kept constant.
Controls are used in an experiment where some variable is being changed. By only changing one thing and keeping the others constant they can make sure that any change in the results is caused by the variable and not the constant, since the constant didn’t change.
Answer:
no it is correct I think hops it helps a lot;))))
Answer:
hope for demoralized people, new perspective, and a healthy relations
Food is chewed in the mouth because it helps you break down larger particles of food into smaller particles this well help in swallowing and digesting your food. Without being able to chew it is most likely for you to get constipated or choke