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sp2606 [1]
3 years ago
12

Can someone give me 8-9

Physics
1 answer:
uysha [10]3 years ago
7 0
8).  A rubber band is storing more elastic energy in it when it's stretched. 
It's the work you had to do to stretch it.

9).  Radio, TV, microwave, infrared (heat), visible light, ultraviolet light, X-rays,
and gamma rays are all part of the electromagnetic spectrum, and all of them
carry energy from one place to another.
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HELP !!!!!!! I NEED A QUICK ANSWER IM CONFUSED !!!!
Alex_Xolod [135]

Answer:

bouyant force - the upward force on an object in a fluid

boiling point - the temperature at which a liquid becomes a gas

solubility - the ability of a substance to dissolve in another

conductivity- the ability to transfer heat or electricity

density - the amount of mass in a given volume

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3 years ago
A group of several electric cells connected together is called
AveGali [126]
The right answer is B, the battery. 
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Let’s say you pour an ounce of water from a class into a bowl. Does the water’s mass change?
ch4aika [34]

Answer:

No. If you take 5$ from your wallet and place on the shelf, does it change its value - No. So if you take the water from class(does not matter how much) and pour all of it somewhere else, it doesn't change its mass, yet it changes its shape.

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3 years ago
PLEASE ANSWER<br> List: What are the three types of joints in the human body?
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4 0
4 years ago
I provided the question above.
VikaD [51]

Answer:

Explanation:

since it is connected in parallel combination

use this formula

\frac{1}{R} = \frac{1}{R1} + \frac{1}{R2}

\frac{1}{R} = \frac{1}{2} + \frac{1}{4}

\frac{1}{R} = \frac{4+2}{2}

\frac{1}{R} = \frac{6}{2}

\frac{1}{R} = 3 ohm

therefore resistence = 3 ohm

then we should find power

P = VI

P = 12*3

P = 24 watt

now to find current use formula power = current * voltage

24 = current * 12

24/12 = current

2 = current

therefore current is 2 ampere (A).

to find potential difference (emf) use formula

V = IR

V = current * resistence

V = 2 * 3

V = 6 volt .

therefore potential difference is 6 volt.

6 0
3 years ago
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