Radioactivity Quiz

What are the negatively charged particles in atoms?

Neutrinos

Positrons

Electrons

Quarks

What is the name for the centre of an atom?

Nucleus

Centroid

Midpoint

Centrifuge

What kind of particles did Rutherford bombard gold foil with to discover the nucleus?

Beta-Particles

Z-Particles

Photons

Alpha-Particles

What was the name of the scientist who proposed a model of how electrons are arranged in certain orbits about the nucleus?

Ernest Rutherford

Niels Bohr

Henry Cavendish

G.W. Liebniz

What does the atomic number(Z) of an element stand for?

The number of electrons in an atom of that element

The number of protons in atom of that element

How strongly the element radioactively decays

The mass of an atom of that element

Which of these is a type of nuclear radiation?

Zeta-radiation

Phi-radiation

Beta-radiation

Epsilon-radiation

What is alpha radiation?

Fast moving protons

Fast moving electrons

Fast moving helium nuclei

Slow moving strontium nuclei

Which type of ionizing radiation is the most penetrating?

Gamma

Beta

Alpha

Meme

Which of the following is a wave?

Beta

Alpha

Peta

Gamma

Which type of reaction is used in thermonuclear bombs?

Fission

Fusion

Both

None

What country detonated the most powerful nuclear bomb?

Soviet Union

USA

China

North Korea

What country has the largest nuclear power plant? (by capacity)

England

Japan

USA

Ukraine

What does the Geiger–Müller counter measure?

Speed

Time

Electricity

Radiation

Who discovered X-rays?

Albert Einstein

Richard Feynman

Cockroft and Walton

Wilhem Röntgen

Why is radiation dangerous to humans?

It ionises the cells

It causes cell lysis

It causes cell mitosis

It causes halitosis

In the equation E = mc^2 what does the ‘E’ stand for?

Entropy

Energy

Enthalpy

Emission

What element is used in nuclear fissions?

Carbon-14

Strontium

Barium

Uranium 235

How does nuclear fission occur?

Bombarding a large nucleus with neutrons

Bombarding a large nucleus with electrons

Using X-rays on a large nucleus

Using Y-rays on a large nucleus

What does the activity of a radioactive substance mean?

The number of beta-rays present

The number of nuclei of that substance decaying per second

The frequency of the radiation

The wavelength of the radiation

What was the name of the former KGB officer who was assainated with radiation?

Alexander Litvinenko

Leo Tolstoy

Vladimir Lenin

Ivan Pavlov

What is Gamma radiation?

High wavelength E.M. radiation

High frequency electromagnetic radiation

Fast moving electrons

Fast moving neutrinos

What is the name of the source of radioactivity at Chernobyl?

Horses mouth

Giraffes tail

Frogs tongue

Elephants foot

Who was the leader of the Manhattan Project?

Richard Feynman

Robert Oppenheimer

Albert Einstein

Plato

What nuclear process takes place in the Sun?

Fusion

Fission

Confession

Fishing

What country was Einstein born in?

USA

Germany

England

Austria

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