Ascientist tests the water in a local pond and finds that it has a ph of 7.9. what is true about the water sample?

Identify the type of synthetic material used in each object

Dao makes a table to identify the variables used in the equations for centripetal acceleration. what quantities belong in cells x and y?

If a negatively charged particle is placed at rest in an electric potential field that increases in the positive x-direction, what will the particle do? a. accelerate in the positive x-direction b. remain at rest c. accelerate in the negative x-direction