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Novosadov [1.4K]
3 years ago
15

What do these two changes have in common? making paper from wood

Physics
1 answer:
zzz [600]3 years ago
5 0

Answer:

Both are chemical change as the new product is formed with new characteristics and can't be brought back to previous form.

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What is the unit of destiny what are the basic unit involve in it​
Paladinen [302]
Ok so the unit of density is kg/m^3
The basic unit involved are kg which is weight of the body and m^3 which is the area of the body
5 0
4 years ago
A hiking trail is 150 meters long. A mountain lion can run the entire trail in 30 seconds.
konstantin123 [22]

Answer:

5 meters per second

explanation

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7 0
3 years ago
A 10.0 V battery is connected across two resistors in series. One resistor has resistance of 840.0 Ω and the other has resistanc
REY [17]

Answer:

Explanation:

There are a couple of ways you could do this.

The easiest is to use E*R1/(R1 + R2)

  • E = 10 volts
  • R1 = 590 ohms
  • R2 = 840 ohms

So the result would be

E_590 = 10 * 590/(590 + 840)

E_590 = 10 * 590/ (1430)

E_590 = 4.13 volts rounded.

You could do this a slightly longer way.

R = 1430 (total ohms in series.

E = 10 volts

I = ???

I = E/R

I = 10 / 1430

I = 0.00699

Now use this current to figure out the voltage drop.

E = I * R

I = 0.00699 amps

R = 590 ohms

E = 0.00699 * 590

E = 4.13 volts

Pick the way of doing it you like best.

4 0
4 years ago
What is one result of a chemical change?
nordsb [41]
<span>One result of a chemical change is letter B: A new material is formed. Let us take for example on the paper being burned to ashes. There is a clear use of heat or thermal energy as heat is transferred from the medium to the paper, however, no energy is created, it only transformed to other energy. Materials may change but it could also happen to physical change like ice (which was in solid phase) turning or evaporating to water (liquid phase).</span>
7 0
3 years ago
What is the definition of the word amplitude
qwelly [4]

Explanation:

Amplitude, in physics, the maximum displacement or distance moved by a point on a vibrating body or wave measured from its equilibrium position. It is equal to one-half the length of the vibration path. ... Waves are generated by vibrating sources, their amplitude being proportional to the amplitude of the source.

8 0
3 years ago
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