Front

What has the greatest ionizing power?

Back

Alpha particles have the greatest ionizing power among alpha, beta, gamma, and neutron radiation.

Front

Which type of radiation has no mass and no charge?

Back

Gamma radiation has no mass and no charge.

Front

What is a high-speed electron called?

Back

A high-speed electron is referred to as a beta particle.

Front

Which type of radiation travels at nearly the speed of light?

Back

Gamma radiation travels at nearly the speed of light.

Front

Where are nuclear sites located in Japan?

Back

Nuclear sites in Japan include locations like Fukushima.

Front

What are alpha particles composed of?

Back

Alpha particles are composed of 2 protons and 2 neutrons.

Front

What is the charge of beta particles?

Back

Beta particles can have a negative charge (beta-) or a positive charge (beta+).

Front

What is the primary danger of alpha radiation?

Back

Alpha radiation is primarily dangerous when ingested or inhaled, as it can cause significant damage to internal tissues.

Front

How do gamma rays differ from alpha and beta radiation?

Back

Gamma rays are electromagnetic waves, while alpha and beta radiation are particles.

Front

What is the penetration power of alpha particles?

Back

Alpha particles have low penetration power; they can be stopped by a sheet of paper.