a 1200 kg car moves due north with a speed of 15 m/s. An identical car moves due east with the same speed. What are the direction and their magnitudes the system's total momentum

The material that keeps its new shape after it is stretched is called?

4. a 75.0 g piece of ag metal is heated to and dropped into 50.0 g of water at the final temperature of the mixture is what is the specific heat capacity of silver? 5. a 465 g chunk of iron is removed from petrucci, ralph h.. general chemistry (p. 290). pearson education. kindle edition.

How much energy must a refrigerator absorb from 225 g of water so that the temperature of the water will drop from 35°c to 5°c