ELECTROMAGNETIC WAVES UNIT TEST STUDY GUIDE AND PRACTICE
QUESTIONS 2026/2027
Quentin made a table to summarize uses of electromagnetic waves. Which should he write in the "Use"
section for X-rays? - Correct answer✅✅ luggage inspections
Which type of electromagnetic waves are dangerous enough to be used to kill cancerous cells? - Correct
answer✅✅ gamma rays
Which are uses of lasers? Check all that apply. - Correct answer✅✅ scanning a bar code on a price tag
for a shirt
cutting an iron bar into two pieces
reshaping a cornea to improve vision
Which describe the image formed by a convex mirror? Check all that apply. - Correct answer✅✅
virtual
right-side up
same size as the object
The diagram below illustrates the law of reflection. According to the law of reflection, which statement
must be true? - Correct answer✅✅ The measure of angle B equals the measure of angle C
What kind of image does the lens in a camera produce? - Correct answer✅✅ real and upside-down
You can use the curved part of a spoon as a mirror because it __________ light. - Correct answer✅✅
reflects
Lin Yao looks at the back of a spoon. How should she describe her reflection? - Correct answer✅✅
right-side up and smaller
QUESTIONS 2026/2027
Quentin made a table to summarize uses of electromagnetic waves. Which should he write in the "Use"
section for X-rays? - Correct answer✅✅ luggage inspections
Which type of electromagnetic waves are dangerous enough to be used to kill cancerous cells? - Correct
answer✅✅ gamma rays
Which are uses of lasers? Check all that apply. - Correct answer✅✅ scanning a bar code on a price tag
for a shirt
cutting an iron bar into two pieces
reshaping a cornea to improve vision
Which describe the image formed by a convex mirror? Check all that apply. - Correct answer✅✅
virtual
right-side up
same size as the object
The diagram below illustrates the law of reflection. According to the law of reflection, which statement
must be true? - Correct answer✅✅ The measure of angle B equals the measure of angle C
What kind of image does the lens in a camera produce? - Correct answer✅✅ real and upside-down
You can use the curved part of a spoon as a mirror because it __________ light. - Correct answer✅✅
reflects
Lin Yao looks at the back of a spoon. How should she describe her reflection? - Correct answer✅✅
right-side up and smaller
