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Harlamova29_29 [7]
3 years ago
15

To calculate the dashed orbits from the stellar positions, astronomers had to assume that __________.

Physics
1 answer:
Strike441 [17]3 years ago
3 0
Here is the answer that would best complete the given statement above. To calculate the dashed orbits from the stellar positions, astronomers had to assume that <span>if they observed for many more years, the dots would trace out ellipses. Hope this is the answer that you are looking for. </span>
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If an object were released in space far away from planted or stars and given an initial momentum, describe what would happen to
mamaluj [8]
Strange as it may seem, the object would keep moving, in a straight line and at the same speed, until it came near another object. Its momentum and kinetic energy would never change. It might continue like that for a billion years or more.

Have a look at Newton's first law of motion.
7 0
3 years ago
Read 2 more answers
#1 a person weighs 540n on earth what is the persons mass.
bixtya [17]

Answer:

G on earth =10N/Kg

W= mg

540= m x 10

m = 540/10

m= 54 Kg

W= mg

W= 66 x 10

W= 660 N

G on moon =1.6 N/Kg

#1

W= mg

W= 54 x 1.6

W=86.4 N

#2

W=mg

W= 66 x 1.6

W= 105.6 N

8 0
2 years ago
The lamp has a resistance of 10Ω
Jet001 [13]

D) Less than 20.

Explanation:

Equivalent resistance in a parallel combination is less than their individual value.

5 0
3 years ago
Ask Your Teacher A coil is formed by winding 260 turns of insulated 16 gauge copper wire (diameter = 1.3 mm) in a single layer o
Liula [17]

Answer:

The resistance is 2.98Ω

Explanation:

<u>Data</u>

diameter:  d=1.3mm, d=1.3*10^{-3} m

Radius:    r=\frac{d}{2} ,r=\frac{1.3*10^{-3} }{2} ,r=6.5*10^{-4} m

Resistivity constant:   p=1.65*10^{-8}Ωm

To find Area:

A=\pi r^{2} \\A=\frac{22}{7} *(6.5*10^{-4} )\\A=1.33*10^{-6} m^{2}

To find circumference:

l=260*(2\pi (0.15))\\l=245.04m

Now we can apply the Resistivity formula:

R=p\frac{l}{A}

R=(1.65*10^{-8} )Ωm*\frac{240.04m}{1.33*10^{-6}m^{2}  }

R=2.98Ω

4 0
4 years ago
Which has more volume a liter of a quart?
shtirl [24]
Answer 4, liter
it’s not the same and it does describe volume
8 0
3 years ago
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