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tino4ka555 [31]
3 years ago
8

How????????????????????????????????????????????????????????????

Physics
2 answers:
White raven [17]3 years ago
5 0

Answer:

Explanation:

Physics (from Ancient Greek: 'nature')[1][2][3] is the natural science that studies matter,[4] its motion and behavior through space and time, and that studies the related entities of energy and force.[5] Physics is one of the most fundamental scientific disciplines, and its main goal is to understand how the universe behaves.[a][6][7][8]  

Physics is one of the oldest academic disciplines and, through its inclusion of astronomy, perhaps the oldest.[9] Over much of the past two millennia, physics, chemistry, biology, and certain branches of mathematics, were a part of natural philosophy, but during the Scientific Revolution in the 17th century these natural sciences emerged as unique research endeavors in their own right.[b] Physics intersects with many interdisciplinary areas of research, such as biophysics and quantum chemistry, and the boundaries of physics are not rigidly defined. New ideas in physics often explain the fundamental mechanisms studied by other sciences[6] and suggest new avenues of research in academic disciplines such as mathematics and philosophy.  

Advances in physics often enable advances in new technologies. For example, advances in the understanding of electromagnetism, solid-state physics, and nuclear physics led directly to the development of new products that have dramatically transformed modern-day society, such as television, computers, domestic appliances, and nuclear weapons;[6] advances in thermodynamics led to the development of industrialization; and advances in mechanics inspired the development of calculus.

nlexa [21]3 years ago
4 0
Help me too ong please
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¿Cuál será la potencia de una bombilla conectada a una red de energía eléctrica de 440V, si la corriente que circula por el circ
goblinko [34]

Answer:

La potencia de la bombilla es de 1056 W.

Explanation:

La potencia de la bombilla se puede calcular usando la siguiente ecuación:

P = I*V

En donde:

P: es la potencia

I: es la corriente = 2,4 A

V: es la diferencia de potencial = 440 V

Entonces, la potencia es:

P = I*V = 2,4 A*440 V = 1056 W

Por lo tanto, la potencia de la bombilla es de 1056 W.

Espero que te sea de utilidad!

3 0
3 years ago
Which of the following are correct statements about the way an atom is put
Ann [662]

Answer:

valenc e shell

Explanation:

4 0
3 years ago
The mass of a moving object increases, but its speed stays the same. What happens to the kinetic energy of the object as a resul
Ronch [10]

Answer:

kinetic energy increases because of speed and motion overall

Explanation:

dont know if i helped you but you can give me a thumbs down if you hate the answer or it is not the answer you are looking for

8 0
3 years ago
An archer wishes to shoot an arrow at a target at eye level a distance of 50.0m away. If the initial speed imparted to the arrow
notka56 [123]
<span>Given:
Hmax (distance) = 50.0m
v</span>₀ = <span>70.0m/s

Required:
what angle should the arrow make with the horizontal as it is being shot

Solution:
Hmax = v</span>₀²sin²θ / 2g
sin²θ = 2gHmax / v₀²
sin²θ = 2 (9.81 m/s²) (50m) / (70 m/s)²
sin²θ = 0.200
θ = 26.56°
5 0
3 years ago
Two children weighing 40 lbs and 50 lbs each are balancing their teacher weighing 120 lbs on a seesaw. The teacher is sitting 5
ExtremeBDS [4]

Answer:

5 feet

Explanation:

First lets imagine that the values are in meters and kg, to make it easier for me.

--------------------------------------------------------------------------------------------------------

The force created by the teacher is 120 × 5 = 600N.

--------------------------------------------------------------------------------------------------------

The force created by the 50 kg student is 50 × 8 = 400N

--------------------------------------------------------------------------------------------------------

The force that needs to be created by the 40 kg student is 600N - 400N = 200N.

To create that force that student needs to sit 200 ÷ 40 = 5m.

So the 40 lbs student is sitting 5 feet from the fulcrum.

6 0
3 years ago
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