Answer:
The American bison is the national animal of USA..
First, he should measure how long it takes for the liquid to become clear if X and Y are mixed together. Then, he should measure how long it takes if he also adds substance A to X and Y. He will find out if substance A is a catalyst. hope this helps :)
Answer:
An earthquake
, a forest fire
, a hurricane and a volcanic eruption.
Explanation:
An earthquake
, a forest fire
, a hurricane and a volcanic eruption are the events that is responsible for the suitable conditions for primary succession because all the population of animals and vegetation are removed from an area and the new type of organisms is start to living in that new environment. These new organism has the ability to survive that environmental conditions. These events completely removed the population in the environment and provides conditions for primary succession.
Answer:
to see blood or to see fingerprints or footprints
Explanation:
if this helps could you please give brainliest
Answer:
Peristalsis
Explanation:
This motion is to facilitate the movement of food to the mouth to the stomach and helps food travel from the small intestine to the rectum
