If element X has 90 protons, how many electrons does it have?

What is the SI unit for graviational potential energy

Which law predicts that a projectile will accelerate downward at the same rate as a dropped object? Newton's Second Law of Motion Newton's First Law of Motion Newton's Fourth Law of Motion. Newton's Third Law of Motion

How do vafiations in electronegativity result in the unequal sharign of electrons in polar molecuels?

What is the result of 6.2*10 to the fourth power times 3.3*10 to the second power express in scientific notation

A massive and a less massive object free-fall at the same rate because A. the ratio of the net force to mass is the same for each B. the gravity is the same C. they weigh the same amount D. they experience the same force of gravity E. none

What are used by organisms for long-term energy storage

What is the thermal energy of an object? the total kinetic energy of its particles the total potential energy of its particles its total temperature the total kinetic and potential energies of its particles

Which statement describes a scientific theory? A theory states how something behaves without explaining why. A theory is a proven fact that cannot be changed. A theory changes based on new observations and testing.

What are the differences between deterministic forces and thermal agitation?

What causes the acceleration to increase or decrease?