A water tank has a mass of 2.43 kg when it is empty, and a mass of 54.2 kg when it is filled to a certain level. What is the mass of the water contained in the tank at this level?

Fusion is the change of phase from: O gas to liquid O liquid to solid O liquid to gas O solid to liquid

A variable that is described using both a number and direction is called

What type of energy is the sum of an object's potential and tic energy? mechanical energy electromagnetic energy chemical energy thermal energy

What are some alternatives to vaccines?

What are two components that make up orbital motion

Which describes a property shared by ultraviolet light and X-rays? A They are both transverse waves. B They share the same wavelength. C They contain less energy than visible light. D They both require a medium to travel through.

What is the potential energy called that is associated with objects that can be stretched

Which of the following is not a current use of radioisotopes? medical diagnosis sterilization of equipment detection of leaks in building structures light fixtures

A Blu-ray disc is approximately 11 centimeters in diameter. The drive motor of a Blu-ray player is able to rotate up to 10,000 revolutions per minute. (a) Find the maximum angular speed (in radians per second) of a Blu-ray disc as it rotates

A body has translatory motion if it moves along a