Always. You never know what kind of chemical you’re dealing with and how powerful it is.
Answer:
I think it's the last one.
Explanation:
Because gravity is what makes our planets stay still and stops our planets from dropping and as they orbit around the sun that's what keeps the moon from bumping into earth. I hope this helps and makes sense.
<h3>p.s. can I pls be ur brainliest answer, I'd appreciate it </h3>
Answer:
Nuclear fusion is when two atomic nuclei combine and form one nucleus. Nuclear fusion generates all of the Sun's energy. Inward pulling by the Sun's gravity is counteracted by outward pushing by the Sun's nuclear fusion; this balance keeps the sun from collapsing or exploding.
Explanation: