Background Radiation Virtual Lab

What is the purpose of the mica window in the radiation monitor?

• To power the device

• To protect the device from damage

• To allow alpha radiation to enter

• To display data

Tags

NGSS.MS-PS4-2

What types of radiation can the Vernier Digital Radiation Monitor measure?

• Alpha, Beta, Gamma, and X-ray

• Infrared and Ultraviolet

• Visible Light and Infrared

• Microwave and Radio

How is the Vernier Digital Radiation Monitor powered?

• 9 volt battery

• AA batteries

• Solar power

• USB connection

Which setting on the device allows for audio feedback when detecting radiation?

• Audio mode

• Milli-Roentgens per hour

• Counts per minute

• Total mode

What does the clicking sound from the device indicate?

• Device malfunction

• Radiation detection

• Device is turned off

• Battery is low

What color is Vaseline Glass, and why?

• Green, due to uranium

• Blue, due to cobalt

• Clear, due to silica

• Red, due to selenium

How does distance from the radiation source affect the monitor's readings?

• No effect

• Decreases with distance

• Increases with distance

• Randomly changes

What was the effect of inserting a paper shield between the source and the monitor?

• Increased radiation detection

• Damaged the device

• No change in detection

• Decreased radiation detection

Tags

NGSS.MS-PS4-2

What does a histogram of radiation counts over time show?

• Device efficiency

• Temperature effects on radiation

• Battery level

• Frequency of different counts

What is the purpose of fitting the histogram with a Gaussian distribution?

• To calculate the device's battery life

• To understand the variability of radiation over time

• To measure the device's sensitivity

• To check for device malfunctions