Van traveling at 30 km/h slows to 20 km/h in 3 seconds. What is the acceleration of the van?

I know the formula end velocity - starting velocity divided by time. My question is do you to convert km/h to m/sec?

What provides necessary energy to power transcription?

Sometimes the north and south poles of atoms in a material will line up. What is the term for the region where this occurs? 1. a domain 2. ferromagnetic 3. magnetic field 4. magnetic pole

Which statement best describes the relationship between boron and silicon?

When vibrational motion in an object increases, which is a true statement? A. Kinetic energy, temperature, and thermal energy increase. B. Kinetic energy, temperature, and thermal energy decrease. C.

You come across an open container that is filled with two liquids. Since the two liquids have different densities, there is a distinct separation between them. Water, which has a density of rhow=1.

It is well known that bullets and other missiles fired at Superman simply bounce off his chest. Suppose that a gangster sprays Superman's chest with 6.7 g bullets at the rate of 78 bullets/min, and the speed of each bullet is 530 m/s.

Seth starts from rest at the end of his driveway and accelerates down the road on a skateboard at 4 m/s squared 12 seconds what is the speed at the end of his 12 seconds

Suppose the truck that's transporting the box In Example 6.10 (p. 150) is driving at a constant speed and then brakes and slows at a constant acceleration.

Transpiration is part of what cycle? The carbon cycle The nitrogen cycle The oxygen cycle The water cycle

What causes the pressure to increase as you go deeper below the crust?