Sound becomes louder in an empty room. Why? Give reason

The efficiency of conversion of glucose to ATP during glycolysis is approximately:

A newborn weighing 9 lb 14 oz (4479 g) is delivered by cesarean due to cephalopelvic disproportion. The Apgar scores are 7 at 1 minute and 9 at 5 minutes. Which nursing action should be taken after the initial physical assessment?

If you wanted to be a teacher for a hole day A yes bNoc Maybe

What is true of transverse waves? a. Surface waves are transverse waves only. c. An example of transverse waves is sound waves. b. Transverse waves vibrate parallel to the direction d. Transverse waves travel through a medium. of the wave's motion.

A man of mass 80kg stands next to a stationary ball of mass 4kg on a frictionless surface. He kicks the ball forward along the surface with a speed 15m/s. Calculate the man's recoil speed

Hundreds of millions of years ago, all the continents on Earth were connected to form a giant "supercontinent" called Pangaea. How might ocean currents have differed during the time of Pangaea compared to today? Explain your answer.

You have a ruler that is marked to the nearest half centimeter. Which of these measurements is written with the correct amount of precision? A) 2.0cm B) 3.14cm C) 5 cm D) 100cm

What kind of information can you gather from a stars spectrum

Gamma rays are waves of energy that have no charge. a. True b. False

Why is the weight of an object more on Earth than the Moon