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const2013 [10]
3 years ago
7

What are two types of electric currents?

Physics
1 answer:
s2008m [1.1K]3 years ago
6 0

Answer:

There are two different types of current in widespread use today. They are direct current, abbreviated DC, and alternating current, abbreviated AC. In a direct current, the electrons flow in one direction.

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Which of the following is most likely not a case of uniform circular motion
Ivan

Answer:

Motion of a racing car on a circular track

Explanation:

Uniform circular motion means the motion of the object is in a circle with a CONSTANT SPEED.

The racing car will accelerate during its motion. Hence, it is not a uniform circular motion.

7 0
3 years ago
Which is an example of someone responding from a personal perspective?
Anika [276]

Answer:

C

Explanation:

If Ami is saying she likes it then it it personal. If you are speaking from statistics and studies it is impersonal and technically not from there perspective. All of these do this except C.

5 0
3 years ago
Read 2 more answers
Nova, whose mass is 50kg drops 2 K, what is the amount of heat lost from Nova's body? (specific heat of the human body is 3470 J
Alex17521 [72]
Use the equation q=mc/\T, where q is the heat lost, m is mass, and /\T is the change in temperature, and c is the specific heat.
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q=<span>347000 J

Any other questions, just ask.
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6 0
4 years ago
The current estimate for the age of earth of 4.57 ga comes from _____.
Whitepunk [10]
The estimation of the age of the Earth comes from scientists who studied the rock formation under the Earth's crust. They believe that during the Big Bang, the Earth, together with the other celestial bodies in the universe, were formed. Under the Earth's soil contain radioactive materials that have known decay rates. Using these rate, they undergo tests like rock dating to find the time of its existence.
4 0
3 years ago
Ozone in the upper atmosphere absorbs energy in the 210-230 nmnm range of the spectrum. In what region of the electromagnetic sp
kifflom [539]

Answer:

Ultraviolet

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3 years ago
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