12. What unit is used to describe the frequency of a wave?

Ionization refers to the process of

What challenges did women in Florida face during the Civil War? Check all that apply. A: They had to replant farms after many battles were fought on Florida soil. B: They had to make clothes and shoes at night after farming all day.

A hoop and a disk have the same mass and radius. In addition, they both spin about their centers with the same angular speed. Is the kinetic energy greater than, less than, or equal to the kinetic energy of the disk? Explain

A long, straight, current-carrying wire runs across the floor in a lab. At a distance of 0.250.25 meters from the wire, the magnetic field due to the wire is found to be 2.75~ / mu / text{T}2.75 μT and directed into the floor.

A reporter once described a light-year as ""the time it takes light to reach us traveling at the speed of light."" How would you correct this statement?

A scientist pours grape juice on three identical white shirts He then uses three different cleaning products on the shirts and measures how clean they get what is the independent variable in this experiment

What part of the atom does nuclear radiation come from?

Why should scientists write reports and give oral presentations of the steps and results of their in investigations?

Which of these rocks are formed by volcanic activity? select the two correct answers. a. marble b. basalt c. limestone d. granite e. sandstone

Which source is most likely an authority on the subject? Dr. Vale, a pediatrician, discusses electrical circuitry on her home-improvement website. Jonah, an amateur cook, teaches his son how to make the best grilled cheese sandwiches.