A television remote uses

examrobotsa's picture
Q: 15 (CAPF/2012)
A television remote uses

question_subject: 

Science

question_exam: 

CAPF

stats: 

0,78,27,78,7,15,5

keywords: 

{'television remote uses': [0, 0, 0, 1], 'infrared waves': [0, 0, 0, 1], 'microwaves': [0, 0, 4, 9], 'cosmic waves': [0, 0, 0, 1], 'ether waves': [0, 0, 0, 1]}