Koto is walking at a velocity of 4.5 m/s south. she started at her house and traveled 15000 meters north, 5000 meters east, 2 meters south, and then 5000 meters west.
what is her time based on her velocity? (there are 60 seconds in 1 minute.)
a. 18.5 minutes
b. 20.4 minutes
c. 2 hours
d. 3 hours

What should the power status of a circuit be when measuring resistance with an ohmmeter?

How is coal extracted from mountaintop removal mines? a. dynamite is used to create underground tunnels where miners go to extract the coal. b. dynamite is used to break apart rocks and then draglines are used to remove the broken rock and reach the coal. c. coal in mountaintops is extracted by digging strips in the landscape to reach the coal. d. placer deposits in mountain river bottoms are removed by

Blank liquids and gases exert a buoyant force on objects placed in them