Corrosive substances are rarely harmful to human skin.

True False

Most problems addressed by the technological design process have only one solution.

True False

When you perform an experiment it is important the measurements are accurate what determines the accuracy of a measurement? A. How close it is to the actual value. B. The number of times that it is repeated. C.

Tyrone analyzes the emission spectrum of an unknown element. He observes two discrete lines at 600 nm and 650 nm, and he sees many lines corresponding to shorter wavelengths, with the strongest line being at 475 nm.

10. How is the charge on a charged object maintained?

How would you explain American values to someone who has no idea about our society?

What is a refracted wave? Give an example.

An experiment in your science class lists the materials needed for the lab. It is your job, as a lab partner, to measure out 25 mL of distilled water and 2.5 grams of magnesium.

If the water cycle is effective why are some areas in the world always short on water?

Low-frequency red light is used in dark rooms because it does not expose the film. This is because the red light has a low

Mark puts an object that has a mass of 58.2kg in a cart that has a mass of 73.00 kg.

two objects are in uniform circular motion at the same speed but at different radii. the ones with the __ radius has the largest centripetal acceleration.