Atoms are basically tiny structures that make up everything. And a compound is something used in a scientific expirement. I don't get the question. You used improper grammar
True because all switches use contacts to start or stop the flow of electrons in a circuit
The answer is Hypothesis because she can predict that she needs a bigger bag
Answer: Underground springs that bring melted snow water underground to a surface source are cold even in the middle of summer. The ground insulates the water that entered the aquifer at cold high altitudes keeping it cold regardless of air temperatures.
Explanation: