What is radiation? 1000 800 600 400 200 NUCLEAR DECAY HALF-LIFE SOURCES OF RADIATION IONIZING RADIATION NON- IONIZING RADIATON Final Jeopardy.

What is radiation?What is radiation?

10001000100010001000

800800800800800

600600600600600

400400400400400

200200200200200

NUCLEAR DECAYHALF-LIFE

SOURCES OF RADIATIONIONIZING

RADIATION

NON-IONIZING RADIATON

Final Jeopardy

People use this type of non-ionizing radiation to reheat food.

Non-ionizing Radiation200 Points

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What is microwave radiation?

Non-ionizing Radiation200 Points

This radiation is used in the operation of cell phones.

Non-ionizing Radiation400 Points

What are radio waves?

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Non-ionizing Radiation400 Points

Non-ionizing radiation is found at the low-energy end of this spectrum.

Non-ionizing Radiation600 Points

What is the electromagnetic spectrum?

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Non-ionizing Radiation600 Points

Non-ionizing radiation can do this to your skin if you do not wear

sunscreen.

Non-ionizing Radiation800 Points

What is give you a sunburn?

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Non-ionizing Radiation800 Points

Non-ionizing radiation does not have enough energy to do this.

Non-ionizing Radiation1000 Points

What is ionize atoms or molecules?

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Non-ionizing Radiation1000 Points

Ionizing Radiation200 Points

X-rays have enough energy to pass through soft tissues of the body, but not

these.

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What are bones and metal?

Ionizing Radiation200 Points

These devices can detect ionizing radiation that our senses cannot see,

smell or taste.

Ionizing Radiation400 Points

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What are Geiger-Müller counters? (Also accept Geiger counters)

Ionizing Radiation400 Points

These types of rays have large amounts of energy and can ionize

atoms in most types of matter.

Ionizing Radiation600 Points

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What are x-rays and gamma rays?

Ionizing Radiation600 Points

This may exist in the form of a high-energy photon or charged particle.

Ionizing Radiation800 Points

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What is ionizing radiation?

Ionizing Radiation800 Points

When these interact with the upper atmosphere, they create secondary

x-rays and subatomic particles.

Ionizing Radiation1000 Points

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What are cosmic rays?

Ionizing Radiation1000 Points

Sources of Radiation200 Points

This is the largest source of ionizing and non-ionizing radiation in our

Solar System.

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What is the Sun?

Sources of Radiation200 Points

This protects us from the ionizing radiation given off by the Sun.

Sources of Radiation400 Points

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What is the Earth’s atmosphere and magnetic field?

Sources of Radiation400 Points

Most of the human-made exposure to radiation people receive come from

these.

Sources of Radiation600 Points

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What are medical imaging and treatments?

(Also accept medical sources)

Sources of Radiation600 Points

About 70% of the radiation we are exposed to comes from here.

Sources of Radiation800 Points

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What is the Earth?

Sources of Radiation800 Points

This odourless, colourless gas, which can sometimes be found in mines and

basements, is part of the decay chain of uranium-238.

Sources of Radiation1000 Points

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What is Radon (radon-222)?

Sources of Radiation1000 Points

Half-Life200 Points

An isotope’s half-life is the amount of time it takes for half of the atoms of an

isotope to decay into this.

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What is another isotope?

Half-Life200 Points

The radioisotope uranium-238 has a half-life of this.

Half-Life400 Points

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What is 4.5 billion years?

Half-Life400 Points

The uranium-238 decay series ends with this stable isotope.

Half-Life600 Points

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What is lead-206?

Half-Life600 Points

There are this many radioactive decays in the uranium-238 decay

series.

Half-Life800 Points

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What is 14?

Half-Life800 Points

This would be the amount of bismuth-214 (half-life of 20 minutes) remaining after 1 hour if you started with 1000 g.

Half-Life1000 Points

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What is 125 g?

Half-Life1000 Points

A radioisotope will continue to undergo radioactive decay until this

happens.

Nuclear Decay200 Points

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What is it becomes stable?

Nuclear Decay200 Points

This type of ionizing radiation is made up of two protons and two

neutrons.

Nuclear Decay400 Points

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What is an alpha particle?

Nuclear Decay400 Points

An alpha particle is equivalent to the nucleus of this type of atom.

Nuclear Decay600 Points

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What is a helium atom?

Nuclear Decay600 Points

Gamma rays are in the form of these.

Nuclear Decay800 Points

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What are photons?

Nuclear Decay800 Points

Beta particles travel fast enough to penetrate clothing, but can be stopped

by these.

Nuclear Decay1000 Points

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What are a thin sheet of aluminum or a piece of wood a few centimetres thick?

Nuclear Decay1000 Points

The Category is:Nuclear Decay

The radioisotopes Carbon-14, Cesium-137 and Cobalt-60 all have this in

common.

What is they are beta emitters?

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