Jim halves the distance between himself and a sound source. What is the change of decibels of the sound he hears?

What is an H-R diagram

A horse weighs 5000 n. the distance between the front and rear hooves l1 = 1.8 m and the distance from the rear hooves to the center of mass l2 = 1.1 m for the horse are shown in (figure 1).

True or False: The weight of an object is the resistance of the object to a change in its motion. A. True B. False

What is the length of an aluminum rod at 65 degrees celsius if its length is 15 degrees celsius is 1.2 meters

Which of following does not constitute a breach of academic integrity?

Noah Formula is in an airplane which is flying at constant speed in a circular course of radius 6500 m, circling O'Hare's airplane prior to landing. Noah observed that the plane completes each round trip in 345 seconds (5 minutes & 45 seconds).

Two pieces of metal with exactly the same mass are placed on a surface in bright sunlight. The temperature of the 1st block increases by 3°C while the temperature of the 2nd increases by 8°C. If the specific heat of the 2nd block is 0.

The correctly balanced equation for H202 - H2O + O, is A) H202 - 2H2O + O2 B) H302 - H20+20, C) 2H, 02 - - 4H20 + 0, D) 2H, 02 - 2H30 + 0,

What happens to the wavelength of a wave if you increase the frequency?

In a transverse wave, the particle motion is what to wave motion? A. perpendicular B. parallel