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mamaluj [8]
3 years ago
5

What step precedes the onset of hydrogen fusion in a star?

Physics
1 answer:
defon3 years ago
6 0
The first step Hydrogen fusion process a nucleus of Deuterium (2H)is formed for two protons with the emission of an antielectron and neutronic.
University of Oregon.
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32. Which type of electromagnetic wave is used for nuclear power and medical treatment?
adelina 88 [10]

Answer:

Answers at the bottom!!

Explanation:

For the first answer: Gamma ray

Gamma rays and x-rays consist of high-energy waves that can travel great distances at the speed of light and generally have a great ability to penetrate other materials. For that reason, gamma rays (such as from cobalt-60) are often used in medical applications to treat cancer and sterilize medical instruments.

For the second answer: They both have technological uses.

In my opinion I'm pretty sure it's A because we do use microwaves and x-rays as technological uses.

Hope this helps!!

Happy Holidays and Season Greeting!!

ii Feliz Navidad a todos !!

3 0
2 years ago
A mass of 30.0 grams hangs at rest from the lower end of a long vertical spring. You add different amounts of additional mass ΔM
ra1l [238]

Answer:

K = 373.13 N/m

Explanation:

The force of the spring is equals to:

Fe - m*g = 0     =>    Fe = m*g

Using Hook's law:

K*X = m*g    Solving for K:

K = m/X * g

In this equation, m/X is the inverse of the given slope. So, using this value we can calculate the spring's constant:

K = 10 / 0.0268 = 373.13N/m

3 0
3 years ago
Read 2 more answers
When conducting an investigation outside, you can assume it is safe to touch my plant or animal you see.
noname [10]

False, all scene are combed for clues and photographed.

4 0
3 years ago
A loaded truck is going at a speed of 36 km/hr and a car starts at a point 3 km behind the truck with an acceleration 2 m/s^2 .
kozerog [31]
It's 3600 m and 60 sec
6 0
3 years ago
TRUE OR FLASE
BaLLatris [955]

Answer:

true for first and false for second

Explanation:

5 0
2 years ago
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