Multiple Choice
Match each item with the correct statement below.
-radar utilizes this
A) blackbody radiation
B) carbon dioxide
C) electromagnetic induction
D) gamma rays
E) greenhouse effect
F) infrared
G) ionosphere
H) lodestone
I) magnetic field
J) microwaves
K) ozone
L) radio waves
M) transformer
N) ultraviolet
O) x rays
Correct Answer:

Verified
Correct Answer:
Verified
Q4: _ are emitted when high speed electrons
Q5: One can reverse the north and south
Q6: AM radio stations have greater range than
Q7: There are positive and negative magnetic charges,analogous
Q8: TV remote controls use _ radiation.
Q10: What does "IR" stand for?<br>A)ultraviolet<br>B)muon neutrino<br>C)high frequency<br>D)infrared
Q11: The radio waves used to communicate with
Q12: What makes an ordinary bar magnet magnetic?<br>A)Electrons
Q13: Moving electric charges make magnetic fields.
Q14: An electric motor can be manually turned