?Suppose a particle is moving along a straight line with a speed v for a time t, then stops for a time t, and then resumes moving along the original direction with speed v for time t. What has been the average speed of the particle for the total time period 3t?

What is the direction of at point O?

A. A B. B C. C D. D E. E F. F T. Zero

How much heat is required to melt 3.0 kg of ice at 0°C to water at 0°C?

a. 240 kcal b. 0 kcal c. 1620 kcal d. 360 kcal

Small glaciers that form along mountains in hollow depressions that are protected from the Sun are called

a. cirque glaciers. b. moraines glaciers. c. permanent glaciers. d. none of these.

Distinguish between TMA and AMA