Calculate the average speed of a car of it traveled 180km in 2.0hr

Which of the following compounds will be most effective in melting the ice on the roads when the air temperature is below zero? A. sodium iodide (NaI) B. magnesium sulfate (MgSO4) C. potassium bromide (KBr) D. All will be equally effective.

The driver of a car slams on the brakes, causing the car to slow down at a rate of 26ft/s2 as the car skids 256ft to a stop. How long does the car take to stop? What was the car's initial speed? ft/s 4

Which of the following is a force acting at a distance?

14. Which of the following is an example of changing acceleration? a. A car stopped at a red light. b. A boat sailing west at 5 knots. c. A train traveling 65 miles per hour south. d. A man jogging 3 meters/second along a winding path.

What is it called when air particles spread apart?

What are the two types of surface waves? How are they different and which one would cause more damage? Explain.

What causes a regular reflection?

43.278 kg - 28.1 g use significant figures rule

What describes the movement of a fluid during convection?

Inductors in parallel. Two inductors L1 = 1.31 H and L2 = 2.24 H are connected in parallel and separated by a large distance so that the magnetic field of one cannot affect the other. (a) Calculate the equivalent inductance.