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sesenic [268]
3 years ago
10

What is one fun fact about both rubies and sapphires?

Physics
2 answers:
Rufina [12.5K]3 years ago
8 0

Answer:

A ruby is measures a 9 on the Mohs Scale of Hardness, second only to diamond and matched with sapphire. This makes a ruby an extremely hard and durable gemstone.

A sapphire is the birthstone for September. It is also a traditional gift for those celebrating 5th or 45th anniversaries.

elena55 [62]3 years ago
3 0

The name “ruby” comes from the Latin word ruber, which means red.

Sapphires get their colors from trace elements in the mineral corundum. Classic blue sapphires contain iron and titanium, and trace elements of chromium can turn corundum pink, while more chromium turns it into a ruby.

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Do you think there could be another period of time when so many brilliant discoveries are made in such a span of time? Why or Wh
Arada [10]

There won't be another period where many brilliant discoveries are made in such a span of time because of the high degree of advancement already.

<h3>What is Technology?</h3>

Tgis is defined as the application of scientific knowledge for practical purposes.

We have advanced technological advancement which is why there won't be many discoveries in such time span.

Read more about Technology hee brainly.com/question/7788080

8 0
2 years ago
A calorimeter directly measures ______ in order to calculate ______. (1 point)
Aneli [31]

The complete sentence is:

A calorimeter directly measures changes in temperature in order to calculate specific heat.

In fact, the amount of energy acquired/released by a substance is directly proportional to its change in temperature due to the equation

Q=mC_s \Delta T

where Q is the amount of energy, m is the mass of the substance, Cs is the specific heat of the substance and \Delta T is the change in temperature. Therefore, by knowing Q, m and by measuring the change in temperature, it is possible to calculate Cs, the specific heat capacity of the substance.

4 0
3 years ago
Read 2 more answers
20 POINTS!!!
hram777 [196]
I think its inductance. If its not then I think its none of the above
5 0
3 years ago
 A beach ball moving with the speed of 1.27 m/s rows of a pier and hits the water 0.75 m from the end the pier how high is the
Vera_Pavlovna [14]

Answer:

75.8

Explanation:

because just divide 1.27 into 0.75 and there's your answer

8 0
3 years ago
Find the net charge of a system consisting of 206 electrons and 161 protons. Express your answer using two significant figures.
kondaur [170]

Answer:

-72\times 10^{-19}C[/tex]

Explanation:

Both electron and proton have the same amount of charge but signs are opposite , electron contains negative charge and proton contain positive charge

Charge on 1 electron = -1.6\times 10^{-19}C

So charge on 206 electron =-206\times 1.6\times 10^{-19}C

Charge on 1 proton = -1.6\times 10^{-19}C

So charge on 161 electron =-106\times 1.6\times 10^{-19}C

So charge of the system = (-206+161)\times 1.6\times 10^{-19}C

=-72\times 10^{-19}C

5 0
3 years ago
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