Tectonic plates are large segments of the earth's crust that move slowly. suppose that one such plate has an average speed of v = 4.1 cm/year no attempt 50% part (b) enter an expression, in terms of v and numeric values, that gives the plate's speed in kilometers per million years.

A2 kg ball travellng to the right with a speed of 4 m/s collidees with a 5 kg ball traveling to the left with a speed of 3 m/s. take right to be the positive direction. what is the total momentum of the two balls before they collide? what is the total momentum of the two balls after they collide?

Which of these questions might a character ask if the conflict is man versus self? a. which path should i take to better myself? b. which boulder will be too heavy for me to carry? c. which friend is going to ditch me today? d. all of the above

In a good thermo flask the main cause of heat loss is