Gamma Rays

What Are Gamma Rays ?

• natural radioactivity

• magnetic force that holds down gravity

• electromagnetic radiation

• mechanical wave that travels with a medium

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What is a usage of Gamma ray ?

• kills cancer cells

• to heat up food

• to make stars

• to produce photosynthesis

what is the wavelength ?

• 10mm

• 12km

• less than 10 picometers

• 12 inches

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True or False : gamma rays are in front of radio rays

• true

• false

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what are the dangers of gamma rays ? (multiple answers)

• damage the cells inside

• causes mutations in the DNA

• your brain cells melt

• damages cellular mechanisms

What is the frequency of gamma rays ?

• 1.019 Hz

• 0119 Hz

• 1119 Hz

• 1019 Hz

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Who discovered Gamma rays ?

• Paul villard

• british chemist

• Ernest rutherford

Who named Gamma rays ?

• paul villard

• ernest rutherford

• a british chemist

what picture was an example of gamma rays ?

• 
• 
• 

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Our power point deserves a 100 ?

• true

• true