stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Subjects Flashcards | StudBud
Subjects
1 / 16
What is the speed of light in a vacuum?
A
Aprox. 500,000 km/s
B
Aprox. 300,000 km/s
C
Aprox. 150,000 km/s
D
Aprox. 400,000 km/s
Next
0
0
correct · 0:00
