A small block of wood or heavy clothing can form an effective shield against what type of radiation?

Name: A small block of wood or heavy clothing can form an effective shield against what type of radiation?
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Question

Quizplus · Accepted Answer

Beta particles are high-speed electrons or positrons emitted by certain radioactive nuclei. They have low penetrative power and can be easily blocked by a small block of wood or other lightweight materials. Heavy clothing can also provide some protection against beta particles.

A Small Block of Wood or Heavy Clothing Can Form