Question

Which type of wave is used in sonar to detect objects? (1 point)
Item 1
COURSE TOOLS
• sound
O water
• electromagnetic
© seismic
Answer
What is the source of the electromagnetic energy that comes to Earth? (1 point)
Item 1
COURSE TOOLS
• the moon
• ultraviolet waves
• gamma rays
• the sun
Answered by GPT 3.5
sound
Answered by GPT 3.5
the sun