Answer:
Nuclear reaction occurs when an elementary particle or another nucleus has enough energy to disturb internal structure of a bombarded nucleus to such a level that it undergoes a transition to a different state.
A food chain contains a producer and 3 consumers. Primary Consumers (East producers) the arrows in a food chain show the flow of energy, from the sun or hydrothermal vent your a top predator.
Answer:
Think about where you're located on the globe. That'll tell you your answer
Explanation:
The food chain always begins with a sun without it there would be no food chain... hope this helped!
Brass is an alloy, or a combination of two (or more) metals.