Calcium metal reacts with a potassium chloride solution to form calcium chloride and potassium ions. Classify this reaction. Ca (s) + 2KCl (aq) → CaCl2 (s) + 2K + (aq)

The opening of the stomata allows water to evaporate from inside the leaf in a process known as transpiration.

A child pulls a sled by a rope across the lawn at a constant speed. what forces act on the sled?

two electrons are located in a region of space where the magnetic field is zero. Electron A is at rest; and electron B is moving westward with a constant velocity. A non zero magnetic field directed eastward is then applied to the region.

Why do scientists need a standard system of measurement? A. to allow for consistency with measurement data B. in order to use tools marked in customary units C. so they can keep measurement data confidential D.

Recessive Disorder or Disease - How would a child get it?

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

What is Nothing. (sorry i have been wondering this for a very long time)