P6.2 Uses and Hazards

    Cards (55)

    • What are the three main types of radioactive radiation?
      Alpha, beta, and gamma
    • What is the charge and mass of gamma rays?
      No charge, no mass
    • Alpha particles have the highest ionizing power.
    • Order the radiation types by their penetrating power from lowest to highest:
      1️⃣ Alpha particles
      2️⃣ Beta particles
      3️⃣ Gamma rays
    • What is the charge of alpha particles?
      +2
    • Ionizing power decreases in the order: alpha, beta, gamma.

      True
    • Ionizing radiation can damage DNA and cells in living organisms.
      True
    • Gamma rays have low ionizing power but high penetration
    • Gamma rays can be stopped by thick lead or concrete.

      True
    • Alpha particles are positively charged and consist of two protons and two neutrons.

      True
    • Match the radiation type with its property:
      Alpha particles ↔️ High ionizing power
      Beta particles ↔️ Medium penetrating power
      Gamma rays ↔️ Neutral charge
    • Beta particles are composed of two protons and two neutrons.
      False
    • Beta particles have a charge of -1
    • Gamma rays are high-energy electromagnetic radiation
    • Match the use of radioactivity with its application:
      Cancer treatment ↔️ Gamma rays
      Measuring material thickness ↔️ Beta particles
      Nuclear power generation ↔️ Nuclear fission
    • Alpha particles have high ionizing power but low penetration
    • Alpha particles consist of two protons and two neutrons
    • Alpha particles have high mass
    • Alpha particles are effective at ionizing matter due to their high charge and mass.

      True
    • Nuclear fission reactions in nuclear power plants use gamma rays to generate high energy
    • Beta particles are used in gauges to measure material thickness
    • Radioactivity is used in medicine, industry, and energy production due to the unique properties of alpha, beta, and gamma radiation
    • Carbon-14 decay is used in radiocarbon dating
    • Higher radiation doses increase the severity of cellular damage.

      True
    • Increasing the distance from a radiation source reduces radiation intensity.

      True
    • Nuclear accidents cause extensive contamination of soil, water, and air.

      True
    • Genetic mutations caused by radiation can be passed on to future generations.

      True
    • Radioactivity is the spontaneous emission of radiation from the nuclei of unstable atoms
    • Beta particles are high-energy electrons
    • Which type of radiation has the highest penetrating power?
      Gamma rays
    • What material is commonly used to stop gamma rays?
      Thick lead
    • Gamma rays have no charge or mass.

      True
    • What is the composition of alpha particles?
      Two protons and two neutrons
    • What type of radiation is used in radiocarbon dating?
      Carbon-14 decay
    • Exposure to high levels of ionizing radiation can cause radiation sickness with symptoms like nausea and fatigue.

      True
    • Match the type of radiation with its charge:
      Alpha particles ↔️ Positive
      Beta particles ↔️ Negative
      Gamma rays ↔️ Neutral
    • Gamma rays have the lowest ionizing power among alpha, beta, and gamma radiation.
      True
    • Gamma rays are used in medicine for cancer treatment
    • Radioactive thermoelectric generators (RTGs) use alpha and beta particles to produce steady heat.

      True
    • Nuclear fission reactions in nuclear power generation produce high energy.
      True
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