Answer:
Four fundamental forces are gravitational, electromagnetic, strong, and weak.
Explanation:
The gravitational and electromagnetic interactions, which produce significant long-range forces whose effects can be seen directly in everyday life and the strong and weak interactions, which produce forces at minuscule, subatomic distances and govern nuclear interactions.
Answer:
A
Explanation:
half life is the time taken for a radioactive isotopes to dissociate
Answer: alpha particle. i think
Explanation:
Answer:
multiply that and divided by 45