Waves requiring a medium are called?

Fencing is often referred to as mental chess because it requires dexterity endurance and discipline

A cricket player catches the ball leaning towards to the ground, why?

How does convection work?

an engine has been design to work between source and the sink at temperature 177 degree Celsius and 27 degree Celsius respectively. if the energy input is 3600 joule. what is the work done by the engine

You and your roommate are moving to a city 340 mi away. Your roommate drives a rental truck at a constant 60 mi/h, and you drive your car at 70 mi/h. The two of you begin the trip at the same instant.

This chart shows characteristics of three different types of waves.

Which of the following statements about Boyle's law are correct? The temperature and pressure must remain constant for the law to apply. The temperature and the number of molecules must remain constant for the law to apply.

Exposure to high energy electromagnetic radiation such as waves can cause cancer sterility and death

What kind of error would result if you read the liquid volume where the liquid touches the wall of the cylinder rather than at the meniscus

A long, thin rod parallel to the y-axis is located at x=-1.0 cm and carries a uniform linear charge density of + 1.0 nc/m. a second long, thin rod parallel to the z-axis is located at x=+1.0 cm and carries a uniform linear charge density of - 1.