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timofeeve [1]
3 years ago
13

Earth's gravity attempts to change the velocity of all objects on Earth's surface toward _____ at a rate of 9.8 meters per secon

ds squared. outer space the Sun the horizon the center of the Earth
Physics
2 answers:
umka21 [38]3 years ago
8 0

The answer is to the ground.


Gravity refers to the force that holds together the universe. On Earth, the gravity attempts to change the velocity of all the objects on the Earth's surface toward the ground at a rate of 9.8 meters per second squared according to Galileo. 



dexar [7]3 years ago
4 0

Answer: The option is '<em>the center of the earth</em>.'

Explanation:

Gravity of the earth is defined as the the force of attraction exerted by the planet earth on the objects to attract them towards the center of the earth.

The value of the acceleration by which is velocity of freely falling object changes in the earth's atmosphere is 9.8 m/s^2.

Force=Mass\times 9.8 m/s^2

This force tends to attract the object towards the center of the earth.

From the given options the apt option is '<em>the center of the earth</em>.'

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If a wave had a wave speed of 1000 m/s and a frequency of 500 Hz, what is its wavelength?
Reil [10]

Answer:

<h2>2 meters</h2>

Explanation:

<h2>Wavelength = Speed/Frequency </h2><h2>1000 m/s ÷ 500 hz </h2><h2>2 m</h2><h2>hz = s</h2><h2>Hopes this helps. Mark as brainlest plz!</h2>

7 0
3 years ago
A proton in a particle accelerator is traveling at a speed of 0.99c.(a) If you use the approximate nonrelativistic equation for
____ [38]

Answer:

a)  p = 4.96 10⁻¹⁹ kg m / s , b)  p = 35 .18 10⁻¹⁹  kg m / s ,

c)  p_correst / p_approximate = 7.09

Explanation:

a) The moment is defined in classical mechanics as

                 p = m v

Let's calculate its value

               p = 1.67 10⁻²⁷ 0.99 3. 10⁸

               p = 4.96 10⁻¹⁹ kg m / s

b) in special relativity the moment is defined as

               p = m v / √(1 –v² / c²)

Let's calculate

                p = 1.67 10⁻²⁷ 0.99 10⁸/ √(1- 0.99²)

                p = 4.96 10⁻¹⁹ / 0.141

                p = 35 .18 10⁻¹⁹  kg m / s

c) the relationship between the two values ​​is

            p_correst / p_approximate = 35.18 / 4.96

            p_correst / p_approximate = 7.09

4 0
3 years ago
What is the function of a synoptic chart
mihalych1998 [28]
Synoptic chart or map is the one that shows the meteorological conditions over an extended region for the particular time period. The other names for synoptic chart are, synoptic scale, large scale or cyclonic scale.
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3 years ago
HELP ASAPPP PLZZZ I HAVE A TIMER WILL GIVE YOU THE 30 POINTS
trapecia [35]
It holds the atoms together (aka your last option)
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3 years ago
As voltage was being increased, what did you observe about the motion of charges in the external circuit?
Nonamiya [84]

The top plate grew more positively charged as the voltage was raised, while the bottom plate became more negatively charged. Accordingly, the electron moves from the top plate to the bottom plate.

<h3 /><h3>What is a voltage?</h3>

When charged electrons (current) are forced through a conducting loop by the pressure of an electrical circuit's power source, they can perform tasks like lighting a lamp.

In a nutshell, voltage equals pressure and is expressed in volts (V). The name honours Alessandro Volta (1745–1827), an Italian physicist who developed the voltaic pile, the precursor of the modern household battery.

Early on, voltage was referred to as electromotive force (emf). This is the reason why the symbol E is used to denote voltage in equations like Ohm's Law.

The words "potential difference" and "voltage" are frequently used interchangeably. The potential energy difference between two places in a circuit might be a better way to define potential difference. How much potential energy there is to transport electrons from one specific place to another depends on the differential (measured in volts). The amount indicates the maximum amount of work that could possibly be done through the circuit.

For instance, a standard AA alkaline battery provides 1.5 V. Electrical outlets seen in most homes provide 120 V. The more electrons a circuit can "push" and do work with, the higher the voltage in the circuit.

To know more about voltage, visit:

brainly.com/question/13521443

#SPJ4

8 0
2 years ago
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