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solmaris [256]
3 years ago
10

What does the sun use for nuclear fusion?

Physics
2 answers:
DanielleElmas [232]3 years ago
6 0

Answer:

The sun uses hydrogen for nuclear fusion.

marshall27 [118]3 years ago
6 0

Answer:

Hydrogen

Explanation:

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Four metals were kept in contact with each other. The table below shows the initial temperature of the metals.
disa [49]

Answer:

metal B

temperature flow from high region to low . metal B has more temperature than others

5 0
2 years ago
initially, a particle is moving at 5.33 m/s at an angle of 37.9° above the horizontal. Two seconds later, its velocity is 6.11 m
Ainat [17]

Explanation:

Average acceleration is the change in velocity over the change in time:

a = (v − v₀) / t

In the x direction:

aₓ = (6.11 cos (-54.2°) − 5.33 cos (37.9°)) / 2.00

aₓ = -0.316 m/s²

In the y direction:

aᵧ = (6.11 sin (-54.2°) − 5.33 sin (37.9°)) / 2.00

aᵧ = -4.11 m/s²

7 0
3 years ago
What are the approximate dimensions of the smallest object on Earth that astronauts can resolve by eye when they are orbiting 27
gayaneshka [121]

Answer:

   s_400 = 16.5 m , s_700 = 29.4 m

Explanation:

The limit of the human eye's solution is determined by the diffraction limit that is given by the expression

                   θ = 1.22 λ / D

where you lick the wavelength and D the mediator of the circular aperture.

In our case, the dilated pupil has a diameter of approximately 8 mm = 8 10-3 m and the eye responds to a wavelength between 400 nm and 700 nm.

by introducing these values ​​into the formula

                 

λ = 400 nm      θ = 1.22 400 10⁻⁹ / 8 10⁻³ = 6 10⁻⁵ rad

λ = 700 nm     θ = 1.22 700 10⁻⁹ / 8 10⁻³-3 = 1.07 10⁻⁴ rad

Now we can use the definition radians

          θ= s / R

where s is the supported arc and R is the radius. Let's find the sarcos for each case

λ = 400 nm       s_400 = θ R

                         S_400 = 6 10⁻⁵ 275 10³

                         s_400 = 16.5 m

λ = 700 nm s_ 700 = 1.07 10⁻⁴ 275 10³

                          s_700 = 29.4 m

8 0
4 years ago
2 spheres are made from the same material. One is smaller and one is larger. Is the smaller sphere made up of smaller atoms than
motikmotik
No because because they are made up of the same material so that means same size of atoms! I hope this helps
6 0
3 years ago
Read 2 more answers
What is the mass of an object that has a weight of 52N? (n=newtons)<br><br>Answer is in kilograms
polet [3.4K]
Hi there!

The answer you are looking for.....



<span>5.3025kg!</span>





Hope this helps you!

Have a great day!

8 0
4 years ago
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