A brass rod is 2m long at a certain temperature of 100k. if the linear expansivity of brass is 0.0000018​

As a car drives with its tires rolling freely without any slippage, the type of friction acting between the tires and the road is 100) a) static friction. b) kinetic friction. c) a combination of static and kinetic friction. d) neither static nor kinetic friction, but some other type of friction. e) it is impossible to tell what type of friction acts in this situation.

The image shows a pendulum in simple harmonic motion the pendulum starts at a and swing to e

What do elements in a family tend to share. a.) similar periods b.) similar groups c.) similar atomic symbols d.) similar chemical properties and characteristics