A boy is inning with a kinetic energy of 810j. If the boy has a mass of 80kg. What is his speed?

In some areas of the world, like California and Japan, earthquakes are a common occurrence. How can this best be explained? A) The strong ocean currents are undermining both areas causing earthquakes.

The frequency of a simple pendulum that makes 120 complete oscillations in 3 minutes is:

Every chemical reaction demonstrate what important scientific principle

How many orbitals in an atom could have these sets of quantum numbers?

Your family decided to go to sea World in San Antonio this weekend. If it takes your Dad 4 hours to drive to San Antonio, which is 252 miles away, what would be your Dad's average speed? A. 48 mph C. 63 mph B. 73 mph D. 58 mph

When two or more pure substances are blended together the result is a?

10 PTS. A resistor has a value of 2.2 x 10⁵ Ω ± 20%. What is the range of possible values for this resistor?

Describe 3 uses of radioactivity isotopes

Two friends, barbara and neil, are out rollerblading. with respect to the ground, barbara is skating due south at a speed of 5.9 m/s. neil is in front of her. with respect to the ground, neil is skating due west at a speed of 1.4 m/s.

If the average movement of the particles in a sweater increases, what will happen to the sweater's temperature?