Why do people tend to cup their hands around listeners' ears when whispering to them?

What would change if the wave had higher frequency

Which electrode (anode or cathode is designated as positive in an electrolytic cell?

Question 8 Sedimentary rock can be changed into igneous rock if sediments are - compacted. deposited. weathered. melted

A duplicated chromosome is made of two identical structures is called?

An object is moving at 100 m/s and comes to a stop in 25 seconds. What is its acceleration?

When light is scattered while spreading out through the atmosphere, the light rays A) converge and follow the same direction. Eliminate B) deflect randomly in multiple directions. C) bounce back toward their initial direction.

What is Precambrian time?

Calculate the kinetic energy in joules of a 1500 kg automobile moving at 19 m/s

What is a fault? A. the name for 2 opposing forces B. a type of crust that moves under heavier crust C. A crack in earths crust where movement occurs D. A volcanic region where new material is being created

18. Which does not affect the strength of an electromagnet? A the current in the solenoid B the temperature of the coil OC the number of loops in the coil D the type of ferromagnetic core