Quarter 2 - Module 2 Effects of EM Waves
Quiz by Keith Angeline Alejandro
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- Q1
Which is common between a microwave oven and RADAR?
filament
magnetron
waveguide
chamber
30s - Q2
Which type of electromagnetic waves cause sunburns?
ultraviolet ray
gamma rays
microwave
infrared wave
30s - Q3
What type of electromagnetic waves are used to cook food, predict the weather, and for communications?
gamma rays
infrared wave
microwaves
ultraviolet ray
30s - Q4
How does a microwave oven work?
Food Compartment-Magnetron Blasts -Wave Guide
Magnetron Blasts -Food Compartment- Wave Guide
Wave Guide -Food Compartment - Magnetron Blast
Magnetron Blasts -Wave Guide -Food Compartment
30s - Q5
Which type of waves is used on a TV remote control?
radio wave
ultraviolet ray
infrared wave
gamma rays
30s - Q6
Which is NOT a negative effect of ultraviolet radiation?
Damages DNA
Destroys vitamin A.
Ionizes atoms in the body.
Damages collagen
30s - Q7
What type of electromagnetic radiation is used in mobile phones?
x-rays rays
infrared wave
ultraviolet ray
microwaves
30s - Q8
Which material can stop gamma-ray?
A thick silver
A thick slab of concrete with a few inches of lead
A thick paper
A thick bronze
30s - Q9
What type of electromagnetic waves are used to take pictures of bones in medicine?
ultraviolet ray
x-rays
infrared wave
microwaves
30s - Q10
What is the safety protocol for X-rays?
Increase time, increase shielding and increase distancing
Increase time, decrease shielding and decrease distancing
Decrease time, increase shielding and increase distancing
Decrease time, decrease shielding and decrease distancing
30s