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Rus_ich [418]
3 years ago
6

How do fish breathe

Physics
1 answer:
jasenka [17]3 years ago
5 0
Through their gills.
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2. An object's weight is proportional to its _ or _ from another object
leva [86]

Answer:

mass

gravitational pull

5 0
2 years ago
50. The potential energy of a spring is 0.3 J when it is compressed 0.04 m to the left of its equilibrium
lozanna [386]

Answer:

Your answer should be A. 0.25 J and moving to the right

Explanation:

6 0
3 years ago
An object is transported to three different planets in our solar system. Which of the following is true about that object?
Digiron [165]

<u>Answer;</u>

<em>D.  The object’s weight changes, but its mass stays the same.</em>

<u>Explanation;</u>

  • Mass is the amount of matter in a object, which is measured in kilograms. Mass of an object is measured using a beam balance. It is important to note that the mass of an object or a body remains constant, and does not vary from one place to another. For instance the mass of a person on the moon will be the same as when the person is on the earth surface.
  • Weight on the other hand is the measurement of gravitational pull of an object. weight is measured using a spring balance and measured in Newtons. Weight varies from one place to another depending on the gravitational pull of a given surface.
8 0
3 years ago
Read 2 more answers
32. Which type of electromagnetic wave is used for nuclear power and medical treatment?
adelina 88 [10]

Answer:

Answers at the bottom!!

Explanation:

For the first answer: Gamma ray

Gamma rays and x-rays consist of high-energy waves that can travel great distances at the speed of light and generally have a great ability to penetrate other materials. For that reason, gamma rays (such as from cobalt-60) are often used in medical applications to treat cancer and sterilize medical instruments.

For the second answer: They both have technological uses.

In my opinion I'm pretty sure it's A because we do use microwaves and x-rays as technological uses.

Hope this helps!!

Happy Holidays and Season Greeting!!

ii Feliz Navidad a todos !!

3 0
2 years ago
75 POINTS AND BRAINLY
kramer

Answer:

B=work=power/time

Explanation:

8 0
3 years ago
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