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Sunny_sXe [5.5K]
3 years ago
13

What does acceleration mean???

Physics
2 answers:
11Alexandr11 [23.1K]3 years ago
8 0
Acceleration is the rate of change of velocity. Usually, acceleration means the speed is changing, but not always. When an object moves in a circular path at a constant speed, it is still accelerating, because the direction of its velocity is changing.
Tatiana [17]3 years ago
7 0

Answer:

Acceleration is the rate of change of velocity. Usually, acceleration means the speed is changing, but not always. When an object moves in a circular path at a constant speed, it is still accelerating, because the direction of its velocity is changing.

Explanation:

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Determine whether the underlined numerical value is a parameter or a statistic. explain your reasoning. a certain zoo
irinina [24]

Parameter, because the data set of all 843 animals in a zoo is a population.

The population of all animals in the Zoo is 843

Proportion = 8%, which is the ratio regarding the population. So 8% is populaton proporiton, i..e Parameter .

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

A zoo, short for the zoological garden, is a place where animals are kept in enclosures, cared for, presented to the public, and occasionally bred for conservation efforts. The phrase zoological garden refers to zoology, the study of animals. It is also used to refer to an animal park or menagerie. In the United States alone, over 181 million people visit zoos every year. The goal of the modern zoo, which first appeared in the 19th century in the United Kingdom was to entertain and inspire the public by offering scientific inquiry and later educational exhibits. The London Zoological Gardens, which was opened to the public in 1847 after being opened for scientific study in 1828, is where the abbreviation "zoo" first appeared.

To learn more about the Zoo, visit:

brainly.com/question/4657736

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6 0
2 years ago
Hypothermia is a condition caused by exercising in extreme heat.
Salsk061 [2.6K]
False hypothermia is having an extremely low body temperature.....hope this helps
7 0
4 years ago
Read 2 more answers
A. Atoms can bond together in several different ways. Name three types of chemical bonding. Explain what happens to electrons in
rewona [7]

Explanation:

a) Three types of chemical bondings:

  • Ionic bonding: Complete transfer of electrons from an electropositive atom to an electronegative atom.
  • Covalent bonding: Equal sharing of electrons between the atoms with less or zero electronegativity difference.
  • Metallic bonding: The bonding between the conduction electrons(electron cloud of delocalised electrons) and positively charged metal ions

b) Those elements are named as Noble gases which inert in nature that is less reactive due to fully filled electronic configuration.

Their general electronic configuration is given by:

ns^2np^6

n = principle quantum number

c) In an ionic bonding, electrons are transferred to the electronegative atom from the electropositive atom.

Electronegative: An atom which gains an electrons.Negative charge carrying ion is formed.

Electropositive : An atom which looses electrons.Positive charge carrying ion is formed.

d) This because the band width between the conduction band and valence band is large due to which electrons will not able to jump from valence band to conduction band.This makes the non metal poor electrical conductors.

8 0
3 years ago
Read 2 more answers
Robby skateboards 0.50 blocks to his friend's house in 1.2 minutes. What is his speed?
lianna [129]
The answer is 0.42 blocks per minute, Good Luck!
4 0
3 years ago
A proton is accelerated from rest through a potential difference V0 and gains a speed v0. If it were accelerated instead through
Svet_ta [14]

Answer:

The speed is \sqrt{2}v_{0}.

(a) is correct option.

Explanation:

Given that,

Potential difference V= V_{0}

Speed v = v_{o}

If it were accelerated instead

Potential difference V'=2V_{0}

We need to calculate the speed

Using formula of initial work done on proton

W = q V

We know that,

\Delta W=\Delta K.E

q V=\dfrac{1}{2}mv^2

Put the value into the formula

q V_{0}=\dfrac{1}{2}mv_{0}^2

v_{0}^2=\dfrac{2qV_{0}}{m}....(I)

If it were accelerated instead through a potential difference of 2 V_{0}, then it would gain a speed will be given as :

Using an above formula,

v_{0}'^2=\dfrac{2qV_{0}}{m}

Put the value of V_{0}

v_{0}'^2=\dfrac{2q\times2V_{0}}{m}

v_{0}'=\sqrt{\dfrac{4qV_{0}}{m}}

v_{0}'=\sqrt{2}v_{0}

Hence, The speed is \sqrt{2}v_{0}.

6 0
3 years ago
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