Answer:2.5s
Explanation:
Idk I guessed and got it right
The answer to this question is the first choice. In the hydrogen fusion process, the first step involves the collision of two protons to emit an antielectron and a neutrino. Only the first choice of
1_1H + 1_1H →2_1H + e^+ + v + energy
reflects this process. A hydrogen ion with a mass of one and number protons of 1 means a proton.
Answer:
d) 1000 times
Explanation:
As we know that difference of sound level is given as

so here we need to find the ratio of two intensity
it is given as



now we have

so it is
d) 1000 times
The yellow star will live longer as it has less mass
B) droops.
Why?
To maintain balance, you do not need something short so you're balanced well... You need something long and droopy to maintain balance. The pole should be held by your waist and it should be light.
Hope this helps!~