The two upper chambers of the human heart are known as:

a.

atriums

c.

auricles

b.

ventricles

d.

blood vessels

a copper rod of length 27.5 m has its temperature increases by 35.9 degrees celsius. how much does its length increase? (unit=m)

How does the kinetic theory explain how you can smell coffee and bacon at thrm?

While discussing different types of pressure plate assemblies, Technician A says coil spring types do not require release levers.

Which things determine an element's electronegativity? Check all that apply. A. The size of the atom of that element B. Whether the element is a gas or a liquid at room temperature C. The number of neutrons D.

Which of these questions is the best example of elasticity?

When attempting to solve a difficult problem, the best scientific approach would be to a. bring together a team of scientists with different backgrounds and perspectives to work together to find a solution to the problem. b.

When viewing a piece of art that is behind glass, one often is affected by the light that is reflected off the front of the glass (called glare), which can make it difficult to see the art clearly.

force used to lift a 25kg mass to a height of 24m in 5 sec does 2120J of work. Calculate the power.

Which statement is true about the atom? A: it contains positive electrons, uncharged protons and negative protons. B: it contains uncharged neutrons, positive electrons and negative protons.

Steel objects can become temporary magnets because they are mainly composed of which element?