Question 7 of 10 What phenomenon causes an apparent change in the color of a star moving

toward or away from an observer?

A. Cosmological redshift

B. Redshift

C. Doppler shift

D. Blueshift

SUBMIT

“other instruments such as gravimeters and magnetometers are also used in the search for petroleum. extracting crude oil normally starts with drilling wells into an underground reservoir. when an oil well has been tapped, a geologist (known on the rig as the "mudlogger") will note its presence. “ this is what i found on google i hope it

Which principle states: "geologic processes taking place on earth today operated similarly in the past and can be used to explain past geologic events"? a. lateral continuity

Dshould be the right answer i think

Idon't get it? what do you mean by playing 17 hours on the wii