Answer:
A) Concentration
Explanation:
When you add a chemical to itself it becomes more concentrated making it more powerful and faster
Answer:
im pretty sure the answer is: alpha decay, beta decay, and gamma decay.
Explanation:
Answer: <u>Hydrogen.</u>
Explanation: <u>One problem with fuel-cell cars is that hydrogen gas is not readily available in pure form.</u> Fuel cell vehicles use hydrogen gas to power an electric motor. Unlike conventional vehicles which run on gasoline or diesel, fuel cell cars and trucks combine hydrogen and oxygen to produce electricity, which runs a motor. Hope this helps ^-^.
The study of earth. Geo means earth
