True or false: Alpha, beta, and gamma radiation can all cause damage to cells.True false question.TrueFalse

Which of the following statements about gamma rays is incorrect?Gamma rays are used in both medical imaging and radiotherapyGamma rays are produced when there are changes to the nuclei of atomsGamma rays can penetrate the body and can damage, mutate or kill cellsWhen a gamma ray is emitted, the amount of nuclear energy stored within a nucleus increases2Which of the following statements about x-rays is incorrect?X-rays are the second shortest-wavelength type of wave on the electromagnetic spectrum (only gamma rays have shorter wavelengths than x-rays)X-rays are used in both medical imaging and medical treatmentX-rays are produced by the rapid deceleration of free electrons and by changes in the organisation of the electrons that orbit the nuclei of atomsX-rays are absorbed effectively by soft body tissue but pass easily through bone3Which of the following types of electromagnetic radiation has the lowest frequency?Radio wavesMicrowavesUltravioletVisible light4In the visible spectrum, which colour lies between blue and violet?LilacPinkUltravioletIndigo5Which of the following does NOT involve the use of infrared waves?RadiotherapyRemote controlsCookersFibre-optic communications6What a control variable?The variable which is measured in an investigationThe variable which is changed in an investigationA variable which is more important than (at least some of) the other variables in an investigationA variable that is kept constant in an investigation

Why are radiations harmful?a.Radiations leads to skin cancerb.Radiations cause anemiac.Radiations changes body tissuesd.Radiations are not stable

Ultraviolet ________ rays may damage the DNA or genetic material within skin cells. It is also known to be responsible for most skin cancers.

With specific consideration of biology, what is it about ionising radiation that most makes it hazardous to life?Group of answer choicesIonising radiation interupts digestionIonising radiation leads to hair lossIonising radiation can directly induce cardiac arrestIonising radiation has the ability to cause damage to DNA

How can gamma rays be harmful?A.They are fast-moving particles that can penetrate the skin.B.They are small, slow particles that can cause uncontrolled chain reactions.C.They consist of high-energy radiation that can travel through most materials.D.They are large particles that can break apart other particles.SUBMITarrow_backPREVIOUS