How many neutrons does element X have if its atomic number is 40 and its mass number is 160?

How is the moment magnitude scale used to describe earthquakes?

What are the formulas to calculate acceleration A. velocity and time B. displacement and time C. Change in distance and time D. Change in velocity and time

At which plate boundary would you expect to see volcanoes A. divergent b. all of the above c. convergent D. transform

Why is the nirtogen cycle important to the ecosystem?

What is a mixture in science class

A rectangular block has dimensions 2.9 cm x 3.5 cm x 10.0 cm. the mass of the block is 615.0 g. what is the volume and density of the block? (answer it with correct numbers of significant figures)

Which of the following are products of cellular respiration? Sunlight Oxygen ATP Water Carbon Dioxide

Do magnetic field lines ever start or end anywhere?

What effect do oceans have on the temperature of coastal areas? A. Ocean breezes warm the coastal land constantly. B. Ocean currents always cool a coastline. C. Ocean winds prevent extremes of temperature on coastal lands. D.

Vf=vi+at solve for t