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Worksheets10(L4)_X-rays and Gamma Rays
Total questions: 19
Worksheet time: 6mins
What type of waves are X-rays?
High-energy electromagnetic waves
Radio waves
Low-energy electromagnetic waves
Sound waves
What is the frequency range of soft X-rays?
3 x 10^16 Hz to 10^18 Hz
10^20 Hz to 10^22 Hz
1 x 10^15 Hz to 3 x 10^15 Hz
10^18 Hz to 10^20 Hz
Which type of X-rays are produced by bombarding electrons with a high atomic weight metal target?
Hard X-rays
Gamma rays
Ultraviolet rays
Soft X-rays
What is one use of X-rays in medical diagnosis?
To analyze blood samples
To perform surgeries
To locate fractures
To measure blood pressure
What harmful effect can X-rays have on cells?
They can improve cell function
They can cause mutation and cell death
They can enhance cell growth
They can increase energy levels
What is the frequency range of gamma rays?
Between 10^15 Hz and 10^18 Hz
Equal to 10^18 Hz
Greater than 10^18 Hz
Less than 10^10 Hz
What is a key difference between gamma rays and hard X-rays?
Their penetration ability
Their wavelength
Their source of production
Their frequency
What is one use of gamma rays in medicine?
To treat infections
To sterilize medical equipment
To measure blood sugar levels
To perform X-ray imaging
Why are gamma rays considered harmful?
They are harmless to humans
They are used in food preservation
They can cause mutation and cell death
They have low energy
What type of clothing do people handling X-rays and gamma rays wear?
Plastic suits
Rubber gloves
Lead-coated clothes
Cotton clothing
What is the wavelength range of soft X-rays?
10^-6 m to 10^-8 m
10^-8 m to 10^-10 m
10^-10 m to 10^-12 m
10^-12 m to 10^-14 m
How are hard X-rays produced?
By bombarding a metal target with electrons
By using lasers
By radioactive decay
By heating materials
What is a common application of high-frequency X-rays?
In painting
In cooking food
In airport security scanners
In making jewelry
What is the primary reason for using lead-coated clothing?
To prevent radiation exposure
To improve comfort
To keep warm
To enhance visibility
Which of the following statements is true about gamma rays?
They are harmless to living cells
They have lower energy than X-rays
They are produced by bombarding metals
They can penetrate most materials
What is the main source of gamma rays?
High voltage power lines
Radioactive nuclei
Solar flares
X-ray tubes
What is one effect of high-energy electromagnetic waves like X-rays?
They can increase metabolism
They can improve eyesight
They can cause cell mutation
They can enhance memory
Which type of radiation is used in computed tomography (CT scans)?
Hard X-rays
Infrared rays
Soft X-rays
Ultraviolet rays
What is the primary function of X-rays in airport security?
To check for liquids
To measure temperature
To detect hidden weapons
To scan luggage for weight
