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jenyasd209 [6]
2 years ago
14

There are seven fundamental quantities in physics. true or false​

Physics
1 answer:
Gemiola [76]2 years ago
6 0

Answer:

True

Explanation:

mass, length, time, electric current, temperature, luminous intensity and amount of substance

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2. A _______ is a device used to measure the intensity of electromagnetic waves, such as light waves and radio waves. A. baromet
kramer

Answer: it is C

The thermistor

Explanation:

 Thermistors (temperature-sensitive, or thermal, resistors) are used as temperature-measuring devices and in electrical circuits to compensate for temperature variations of other components. They are also used to measure radio-frequency power and radiant power, such as infrared and visible light.

To measure the intensity of the electromagnetic wave after knowing the frequency, we can calculate it by using fast fourier transformations (FFT).

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4 years ago
When humans look at the sky, it appears blue, but the Sun appears yellow. What causes this phenomenon?
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I believe that the answer is <span>C. The atmosphere scatters blue light more than yellow light.</span>
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3 years ago
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Which is an action/reaction force pair? check all that apply.
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Answer:

According to Newton's third law, for every action force there is an equal (in size) and opposite (in direction) reaction force. Together, these two forces exerted upon two different objects form the action-reaction force pair.

Explanation:

Sana makatulong ^_^

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3 years ago
What is the density of 15 cm3 and 3 g?
lilavasa [31]

Answer:

0.2

Explanation:

3/15

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kodGreya [7K]

As long as they're both on the same planet, the greater mass always has the greater weight.  In this question, Object-A has the greater mass, so it weighs more that Object-B does.

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