Calculate the frequency of a light wave that has a wavelength of 9.2dm.

How many neutrons does an element have if its atomic number is 50 and its mass number is 166

Nthis lab, you will do experiments to identify types of changes. using the question format you learned (shown above), write an investigative question that you can answer by doing these experiments

Technician a says that you should never jump-start a frozen battery. technician b says that a frozen battery can explode, causing injury, when jump-started. who is correct?