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madam [21]
3 years ago
13

Which term describes the amount of matter packed into a given space?

Physics
2 answers:
laila [671]3 years ago
8 0

The amount of matter (mass) packed into a given space is the density of that particular object or substance. (D)

ohaa [14]3 years ago
3 0

Density, (D) is the answer. Heat and Temperature, we all should know what that is. And pressure is like pushing down on something or along those lines. Leaves us with density, the definition explained it.

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Two positive point charges are 4.9cm apart. If the electric potential energy is 70.0 μJ, what is the magnitude of the force betw
ExtremeBDS [4]

Hi there!

Recall the following:

V \text{ (Electric Potential Energy) } = \frac{kq_1q_2}{r}\\\\F_E = \frac{kq_1q_2}{r^2}

k = Coulomb's Constant (Jm/C²)

q = Charge (C)
r = distance between charges (m)

To calculate the electric force between the two charges, we can simply divide by another 'r' (distance):

F_E = \frac{70}{0.049} = \boxed{1428.57 \mu J}

6 0
2 years ago
A proton is located at <3 x 10^-10> m. What is r, the vector from the origin to the location of the proton
Eduardwww [97]

Complete Question

A proton is located at <3 x 10^{-10}, -5*10^{-10}  , -5*10^{-10}> m. What is r, the vector from the origin to the location of the proton

Answer:

The  vector position is   \=r=

Explanation:

From the question we are told that

  The  position of the proton is m

Generally the vector location of the proton is mathematically represented as

       \= r =

So substituting values

     \=r=

4 0
3 years ago
I WILL GIVE BRAINLIEST!!!
astra-53 [7]

Answer:

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If we increase the force applied to an object and all other factors remain the same that amount of work will
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Hello there.

<span>If we increase the force applied to an object and all other factors remain the same that amount of work will

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5 0
3 years ago
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Technician A says that the battery must be in good condition and at least 75% charged to accurately test an alternator. Technici
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Answer:Technician A

Explanation:

Technician A statement is correct as  

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That is the battery is pre-requisite to test the alternator. So the battery must be at least a 75 % charge to test the alternator.

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3 years ago
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