silicon sodium krypton potassium. which has the least metalic character

Compare the charges and masses of protons, neutrons and electrons.

Which of the following describes how the current in a circuit can be increased? Select all that apply. A. increase the voltage and the resistance B. increase the voltage while keeping the resistance constant C.

How does the water cycle transport energy and matter

A box is initially at rest on a ramp. If the box is subject to balanced forces, the box will A lift off of the surface of the ramp. B remain stationary on the ramp. slide down the ramp. slide up the ramp.

Explain why it is sometimes necessary for scientists to replace a scientific model?

An object has an acceleration of 24 m/s/s. How long would it take the stationary object to reach a velocity of 6.8 m/s?

What is normal distribution in statistics?

Which of the following water samples would be considered acidic

A linearly-polarized electromagnetic (EM) wave has an electric field with amplitude 1000 V/m. You hold a a linear polarizer in front of it and rotate the polarizer so that all of the EM wave is blocked. You then rotate the polarizer 30 degree.

Let y'=4 x. find all values of r such that y = rx^{2} satisfies the differential equation. if there is more than one correct answer, enter your answers as a comma separated list.