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Margarita [4]
3 years ago
7

Which question cannot be answered through making measurements?

Physics
1 answer:
Bond [772]3 years ago
5 0
A. is the answer for this question
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Choices are 10.7<br> 16.9<br> 15.2<br> 17.5
madreJ [45]

Answer:

D

Explanation:

correct me if I'm wrong on your answer and it's the right answer from my son

6 0
2 years ago
Long sand ridges oriented at right angles to the wind are called _____ dunes
S_A_V [24]

The answer is:

Transverse dune

The explanation:

Transverse dune : is abundant barchan dunes It  may merge into barchanoid ridges, which then grade into linear .

The transverse dunes is called that because they lie transverse, or across, the wind direction, with the wind blowing perpendicular to the ridge crest.

It is large, very asymmetrical, elongated dune lying at right angles 90° to the prevailing wind direction.

Transverse dunes have a gently sloping windward side and a steeply sloping leeward side.

They general form in areas of sparse vegetation and abundant sand are transverse dunes.

3 0
3 years ago
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. What is the atomic number for calcium?
zheka24 [161]
20 is the atomic number for Calcium.
8 0
3 years ago
The moon Umbriel orbits Uranus (mass = 8.68 x 10^25 kg) at a distance of 2.66 x 10^8 m. What is Umbriel's orbital period (in hou
Whitepunk [10]

Answer:

T = 99.51 hour

Explanation:

Mass of Uranus, M=8.68\times 10^{25}\ kg

The moon Umbriel orbits Uranus at a distance of 2.66\times 10^8\ m

We need to find Umbriel's orbital period. Let it is T. Using Kepler's third law of motion to find it.

T^2\propto r^3\\\\T^2=\dfrac{4\pi^2r^3}{GM}\\\\T^2=\dfrac{4\pi^2\times (2.66\times 10^8)^3}{6.67\times 10^{-11}\times 8.68\times 10^{25}}\\\\T=358244.51\ s

As 1 hour = 3600 s

358244.51 s = 99.51 hour

Hence, Umbriel's orbital period is 99.51 hour.

7 0
3 years ago
As important as it is to plan ahead,sometimes you
Natali5045456 [20]

Answer:

B. Cant stop things from going wrong.

Explanation:

To me it's the only reasonable answer...

5 0
3 years ago
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