Agree or disagree
an individual is obligated to do more to preserve the environment than is required by law?

Sort the images based on whether there's a force of attraction or repulsion between the magnets shown. attraction repulsion

Efficiency is the ratio of to for a system a)power in to power in b)power in to power out c) power out to power out d) power out to power in

What electron configurations do atoms usually achieve by sharing electrons to form covalent bonds?