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____ [38]
3 years ago
9

What is marrow??????????????????????????

Physics
2 answers:
Firlakuza [10]3 years ago
8 0

Answer:

It is the stuff in you bone.

Explanation:

Bone marrow

Amanda [17]3 years ago
3 0

Answer:

marrow a soft fatty substance in the cavities of bones, in which blood cells are produced (often taken as typifying strength and vitality).

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Three joules of work is needed to shift 10 C of charge from one place to another. The potential difference between the places is
dimaraw [331]

Answer:

The potential difference between the places is 0.3 V.

∴ 1st option i.e. 0.3V is the correct option.

Explanation:

Given

Work done W = 3J

Amount of Charge q = 10C

To determine

We need to determine the potential difference V between the places.

The potential difference between the two points can be determined using the formula

Potential Difference (V) = Work Done (W) / Amount of Charge (q)

or

\:V\:=\:\frac{W}{q}

substituting W = 3 and q = 10 in the formula

V=\frac{3}{10}

V=0.3 V

Therefore, the potential difference between the places is 0.3 V.

∴ 1st option i.e. 0.3V is the correct option.

4 0
2 years ago
A sort of "projectile launcher" is shown below. A large current moves in a closed loop composed of fixed rails, a power supply,
Zarrin [17]

Answer:

wallah i don't understand anything with my stoopid brain

Explanation:

3 0
2 years ago
A block of aluminium of density 7900 kg/m3 has a volume of 250 cm. Find the<br>mass of the block.​
pashok25 [27]

Answer:

mass of block=2.7 gm

Explanation:

concept: Density=mass/volume

given:ρ=2700 kg/m^3 and v=250 cm^3 (in cm^3 not in m^3)

=> v= convert cm^3 to m^3

there fore= 1 cm^3=1 cm*1 cm*1 cm

i.e 1 cm^3=1/100*1/00*1/100 m^3 => 1 cm^3=1/1000000 m^3

ρ=m/v

=>mass=ρ*volume

=>mass=2700*1/10^-6

=>mass=2.7*10^-3 kg =>2.7 gm

8 0
3 years ago
Why does the airplane seem to be motionless while traveling
AlekseyPX
Bc the clouds are passing over it which creates an illusion of it not moving the same thing happens with the moon while ur in the car
3 0
3 years ago
In class, we read an article about "Absolute Zero". Using what you know about particles/molecule motion, choose the option that
IgorC [24]

Answer:

Absolute zero is where the particles/molecules are not moving at all, meaning that there is no heat.

This means that the answer is:

1. All particles are moving and this movement allows us to measure the thermal energy of an object or substance. If the particles were able to completely stop moving this would be called reaching absolute zero.

5 0
2 years ago
Read 2 more answers
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