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Kisachek [45]
3 years ago
5

Describe the 1911 Geiger and Marsden Alpha Scattering Experiment.​

Physics
2 answers:
12345 [234]3 years ago
8 0
The Geiger–Marsden tests (also known as the Rutherford gold foil experiment) were a set of groundbreaking experiments that demonstrated that every atom has a nucleus that contains all of its positive charge and most of its mass.
Serga [27]3 years ago
5 0
In 1911, Rutherford and coworkers Hans Geiger and Ernest Marsden initiated a series of groundbreaking experiments that would completely change the accepted model of the atom. They bombarded very thin sheets of gold foil with fast moving alpha particles.
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In 1600, Dr. William Gilbert coined the term “electrica,” a word that gave rise to our word electricity.
mrs_skeptik [129]

They recorded the first references to electrical effects, such as static electricity and lightning, over 2,500 years ago. It was not until 1600 that a man named Dr. William Gilbert coined the term “electrica,” a Latin word which describes the static charge that develops when certain materials are rubbed against amber.

3 0
3 years ago
Discuss how a photon (aka the light particle) can be affected by gravity despite being massless.
Over [174]

Explanation:

Light is clearly affected by gravity, just think about a black hole, but light supposedly has no mass and gravity only affects objects with mass. On the other hand, if light does have mass then doesn't mass become infinitely larger the closer to the speed of light an object travels.

4 0
3 years ago
It’s estimated that there are a trillion comets in the Oort cloud, which extends out to about 50,000 AU.How much space does each
dexar [7]

Answer:

  1. Each comet has 523 UA³
  2. The typical spacing would be 8.05 UA
  3. 2.0181x10^21 Joules

Explanation:

  1. Assuming comets are evenly distributed we can find first the volume of a sphere with the formula frac{{4}{3}}πr³ using 50000 as the radius, and then dividing this volume by the amount of comets. This gives a the space each comet has on average.
  2. We apply the cube root as proposed in the question.
  3. The kinectic energy is given <em>K=frac{{1}{2}}mv² where m is the mass and v is the velocity. Apropriate unit are given in the question.</em>

5 0
4 years ago
Which of the following statements about colloids is FALSE?
ycow [4]
I believe that the answer to this would be B




Hope this helped
3 0
3 years ago
Most photographs will be made using a shutter speed of 1/60 or faster.
kari74 [83]
True

Most photographs will be made using a shutter speed of 1/60 or faster.
5 0
4 years ago
Read 2 more answers
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