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pantera1 [17]
3 years ago
5

What do scientists compare to make sure they classify an organism correctly?

Physics
1 answer:
bekas [8.4K]3 years ago
7 0

Answer:

Explanation:

I think is B

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A bubble originating at the bottom of a lake rises to the surface within 10.0 seconds with an acceleration of 10.0 meters/second
Bad White [126]
I KNOW that you must have seen this formula before.  It gives
the distance covered in a certain time of accelerated motion:

               D  =  1/2  A  T²

     Distance covered= (1/2) (Acceleration) (Time squared) .

The question gives us the acceleration and the time.
I've got a weird idea:  Let's plug them into the formula.  OK ?

       Distance = (1/2) (10 m/s²) (10 sec)²

                       =      (5 m/s²)      (100 sec²)

                       =              500 meters  .

           Deep lake !
6 0
3 years ago
What is the self-inductance of a solenoid 30.0 cm long having 100 turns of wire and a cross-sectional area of 1.00 × 10-4 m2? (μ
madreJ [45]

Answer:

L=4.19*10^{-6}H

Explanation:

The self-inductance of a solenoid is defined as:

L=\frac{\mu N^2A}{l}

Here \mu_0 is the the permeability of free space, N is the number of turns in the solenoid, A is the cross-sectional area os the solenoid and l its length. We replace the given values to get the self-inductance:

L=\frac{4\pi*10^{-7}\frac{T\cdot m}{A}(100)^2(1*10^{-4}m^2)}{30*10^{-2}m}\\L=4.19*10^{-6}H

4 0
4 years ago
When thermal energy is added to an object what happens to the motion of the particles
Juli2301 [7.4K]

Answer:

The movement of thermal energy from a substance at a higher temperature to one at a lower temperature is called heat. When a substance is heated, it gains thermal energy. Therefore, its particles move faster and its temperature rises.

Explanation:

5 0
3 years ago
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A horse runs in a straight line, moving 38 m away in 9.0 s. It then turns back and runs halfway back in 1.8 s. Find its average
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Answer:

22

Explanation:

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7 0
3 years ago
A sample of iron has the dimesions of 2 cm x 3cm x 2cm. If the mass of this rectangular-shaped object is 94g, what is the densit
s2008m [1.1K]
(2)(3)(2)=12⇒ D=M/V ⇒ D=94/12=7.8333(repeated) g/m³
6 0
3 years ago
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