When an electron moves from a lower to a higher energy level does the electron gain or lose Quantum of energy

What is the formula for potassium sulfide?

Why can gamma rays pass through or penetrate solids? A. Gamma rays have low mass. B. Gamma rays have high mass. C. Gamma rays have low velocity. D. Gamma rays have high velocity.

The stored energy in a battery can BEST be described as: Question 6 options: kinetic nuclear thermal chemical

What is the main reason metals such as silver and copper are used in making coins

What are safety considerations for a zipline?

Great white sharks live in the waters around California and feed on seals. Changes in his ecosystem have caused the seal population to decrease. Which result is an adaptation by sharks when there are fewer seals to eat? A.

Which of the following changes occurs with the greatest increase in entropy?

A child sits on a partially filled balloon and decreases the volume by half. What happens to the pressure inside of the balloon?

Which phrases describe all the outer planets' motion? Check all that apply. no rotation fast rotation slow revolution opposite revolution north to south rotation

Rank the species (amide ion, ammonia, or ammonium ion) from the largest to the smallest H-N-HH-N-H bond angle? Rank from largest to smallest H-N-HH-N-H bond angle. To rank items as equivalent, overlap them.