Which option gives an object's temperature in Sl units?
A. 0°C
B. 273 K
C. 273 kg
D. 32°F

Which of the following changes to a pipe would increase the conductance by a factor of 12? 1.quadrupling the length and tripling the radius.2.reducing the length by a factor of and doubling the radius.3.tripling the length and reducing the radius by a factor of .4.reducing the length but a factor of and doubling the radius.

What is the acceleration of a spaceship that is initially at rest and then speeds up to 220 m/s in 20 seconds

Explain earth's motion, using the terms "precession" and "rotation" in your answer.