Scientists on Earth are able to communicate with rovers on Mars through their receivers, which can receive and process signals. Which of these best describes the signals sent and received by rovers?
A.
gravitational energy
B.
electromagnetic waves
C.
sound waves
D.
potential energy

hi there if you are asking for conformation that wavelingth is the correct answer is wrong it is the answer is frequency. : )

i hope this you out, have a wonderful day

float.

archimedes' principle

denser than water sinks in water.

denser than mercury would sink in it

there are no components of a physical goal mentioned on the list of choices that you've provided.

a cold ice-tea.

pour in room temperature or cold water. cover the pitcher and refrigerate. steep white or green tea for 6 to 8 hours; steep black or oolong tea for 8 to 12 hours.jun 28, 2015