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Elza [17]
3 years ago
13

The experiments Galileo performed, such as rolling a ball down an inclined plane, are important because they

Physics
1 answer:
anyanavicka [17]3 years ago
7 0

Galileo Galilei is one of the key figures in the history of Science, being the first to apply the experimental-mathematical scientific method. He carried out experiments and careful observations in kinematics (his studies on the trajectory of projectiles are famous) and dynamics (it should be noted his careful experiments with inclined planes), establishing the first law of Dynamics (which Newton will later collect and refine in his Principles); and in Astronomy, with which he could unequivocally support the heliocentric theory.

His experiments were addressed by methodologies that allowed him to precisely find his mathematical calculations and to verify theories he was developing over time. His manuscripts were key to disseminate the applied method and extrapolate them to other scientific areas.

Therefore the correct answer is C.

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What happens to the size of the static frictonal force as you begin to pull on the force scale
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It is at its peak force, it takes the most force to overcome the static stare because of inertia
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4 years ago
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Architects have to consider how sound travels when designing large buildings such as theaters, auditoriums, or museums. Sound in
serious [3.7K]

Answer:

  I₂ = 0.04 W / m²

Explanation:

Sound intensity is the power emitted between the unit area

          I = W / A

         W = I A

sound is a wave that travels in space whereby its energy is distributed on the surface of a sphere

         A = 4π r²

we substitute

         W = I (4π r²)

the emission power is constant, so the intensity at two different points is

           W = I₁ 4π r₁² = I₂ 4π r₂²

so the equation is

            I₁ r₁² = I₂ r₂²

In this case the units are not shown in the exercise, suppose that all units are in the SI system

           I₂ = I_1 \ \frac{r_1^2}{r_2^2}

let's calculate

           I₂ = 4 4 \  \frac{2^2}{20^2}

           I₂ = 0.04 W / m²

5 0
3 years ago
What factors that affect magnetic force
Reil [10]

Answer:

Strong electrical currents in close proximity to the magnet.

Other magnets in close proximity to the magnet.

Neo magnets will corrode in high humidity environments unless they have a protective coating.

Explanation: Heat radiation

7 0
3 years ago
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The Bob of a simple pendulum takes 0.25s to swing from its equilibrium position to one extreme. calculate it's period​
mario62 [17]

Hence the period is 1 sec.

<u>Explanation</u>:

  • If the time taken by a single pendulum is 0.25 seconds. Then a pendulum will move to two extreme positions from one mean position only. That will means that the total time period is given by

                             T = 2 \times 0.25 = 0.50 seconds.

  • A pendulum will oscillate from mean to the extreme, then extreme to mean, then mean to the extreme and again extreme to mean, so it will cover 2 cycles.

                                   Hence, 2 \times 0.50 = 1.

 

6 0
4 years ago
Convert 9.065 m to<br> cm<br> 90.65<br> 906.5<br> 9065<br> 0.0965<br> SUBMIT ANSWER
DedPeter [7]

Answer:

906.5 cm

Explanation:

1 m = 100 cm

9.065 m = 100 cm * 9.065 m = 906.5 cm

8 0
3 years ago
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