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Scientists concluded that the atom consists of mostly empty space.

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What is A thin sheet of aluminum can block?

In terms of nuclear radiation, a thin sheet of aluminium is capable of blocking both alpha particles (helium nucleus: 2 protons + 2 neutrons) and beta particles (electrons or positrons).


What did Rutherford say about the small number of particles that bounced straight back?

Rutherford fired alpha particles at a sheet of atoms in order to determine the atomic structure. The alpha particle is positively charged. Those particles that bounce straight back are the ones that hit the nucleus of the atom and were repelled by the nucleus's positive charge.


What are the properties of alpha particles?

Alpha particles are made up of 2 protons and 2 neutrons, this gives them a strong positive charge. They are slow moving and can be stopped by a sheet of paper or skin. Their charge makes them highly ionising which means that they can damage living tissue if they get inside the body. Beta Particles are made up from electrons it's charge is zero. Their mass is very light (1/1836) . Beta's penetration abilities can travel through Aluminium or a thin sheet of a metal Gamma Particles are made up from a electromagnetic wave it's charge is negative it doesn't have a mass it can travel through Lead


Do atoms have empty space?

Yes. In 1908, Rutherford conducted an experiment of shooting a beam of alpha particles through a sheet of tinfoil. Most of the alpha particles went straight through the foil, which proves that there are empty spaces in atoms. And the rest of the particles that didn't go straight through the foil are deflected at acute angles, those particles are deflected by the positive nucleus in the center of the atoms.


What is The answer to Super Scientist Weekly Clue Sheet?

1. astronomer 2. biomedical engineer 3. biologist 4. zoologist 5. opnitgologist 6. gematologist 7.lepidoterist 9.taxonolist

Related Questions

What is meant by bombarding a thin sheet of beryllium by alpha particles?

"Bombarding a thin sheet of beryllium by alpha particles" generates a neutron flux. In nuclear weapons design, it is sometimes necessary to produce a heavy flux of neutrons at just the right instant in time, relative to the assembly of super prompt critical mass. It turns out that beryllium is a good producer of neutrons when bombarded with alpha. The alpha source is often polonium. One design has the two in sheets that do not interact with each other, due to separation with gold and nickel, until the initiating shock wave compresses them together, along with the mass of fissile material, usually plutonium.


Who is Rutherford and the gold foil experiment?

Rutherford was a scientist who shot alpha particles through a very thin sheet of gold foil. The results of this experiment are the following: -Almost all alpha particles passed right through the Gold foil -A few alpha particlas were deflected and repelled .....These conclusions show that the majority of the atom of gold is empty space except for a small, positively charged nucleus. This nucleus is the reason why some alpha particlas were deflected(Alpha particles have a positive charge, which is repelled by a positive nucleus).


Why alpha particles is a threat to humans?

Alpha particles ARE not a threat to humans. They can be deflected by nothing more than a sheet of paper.


What is the millikans contribution to the atom model theory?

Robert Millikan did his experiment by bombarding a thin sheet of beryllium with an alpha particle newtest3


What is A thin sheet of aluminum can block?

In terms of nuclear radiation, a thin sheet of aluminium is capable of blocking both alpha particles (helium nucleus: 2 protons + 2 neutrons) and beta particles (electrons or positrons).


Which radioactive particle can be stopped by a regular sheet of notebook paper?

Alpha. Beta particles are blocked by a few mm of aluminum and gamma by a few cm of lead. Alpha. Beta particles are blocked by a few mm of aluminum and gamma by a few cm of lead.


What can stop alpha particles?

A sheet of notebook paper will stop alpha particles. Depending on their energy, alpha particles, which are helium-4 nuclei (two protons and two neutrons), will only travel a few feet in air. Use the link below to learn more.


What blocks alpha particles?

A few millimetres of lead.


Can you give me the advantages available to the gamma rays to be used in the field of radiography compared with alpha particles and beta particles?

alpha is stopped by a sheet of paperbeta is stopped by a sheet of foil or a couple inches of other materialgamma penetrates long distances


How does the penetrating ability of gamma rays compare with that of alpha particles and beta particles?

Gamma rays have higher penetrating ability compared to alpha and beta particles. Gamma rays can penetrate through most materials, while alpha particles can be stopped by a sheet of paper and beta particles by a few millimeters of aluminum.


How far do alpha particles travel?

Alpha particles have a range of a few centimeters in air and are stopped by a sheet of paper or human skin. Their penetration range in tissue is limited to a few cells.


What type of radiation particle can be stopped by a sheet of paper?

Alpha particles can be stopped by a sheet of paper. Alpha particles have a low penetrating ability and can be easily blocked by even a thin barrier like paper because they have a relatively large size and positive charge.