In an isolated system, two cars, each with a mass of 1,500 kg, collide. Car 2 is

initially at rest, while Car 1 was moving at 20 m/s. What is their final speed?

A. 10 m/s

B. 20 m/s

C. 30 m/s

D. 5 m/s

Is converting frost to water vapor an exothermic or endothermic?

Long cylindrical steel rods (rho = 7833 kg/m3 and cp = 0.465 kJ/kg·°C) of 8 cm diameter are heat-treated by drawing them at a velocity of 2 m/min through an oven maintained at 900°C.

Add the following forces: 20 Newtons south, 30 newtons north, 40 newtons east, and 50 newtons west

If skater A is more massive than skater B, how will skater A's motion compare to the motion of skater B?

How long does it take for the speed of light and sound to travel around the world

The light from one end of the Milky Way galaxy takes about 150,000 years to travel to the other end. Which of these statements is correct about the Milky Way galaxy? A: The distance between the two ends of the galaxy is 150,000 light years.

A hydrogen ion will always combine with: A: A water molecule B: hydroxide ion C: hydronium ion D: another hydrogen ion You can only select one

During heavy exercise, the body pumps 2.00 L of blood per minute to the surface, where it is cooled by 2.00ºC.

In an isolated system, two cars, each with a mass of 1,500 kg, collide. Car 2 is initially at rest, while Car 1 was moving at 20 m/s. What is their final speed? A. 10 m/s B. 20 m/s C. 30 m/s D. 5 m/s

How is momentum conserved in a system in which two satellites connect? Question 19 options: The one satellite has all the momentum before they connect, and then afterwards they share it.