Which of the following is an example of an environmental problem caused by
chemicals?

A. Beaches being washed away by high tides

B. Farm crops being watered daily using long systems of pipes
carrying water

C. Non-poisonous dyes being added to streams to measure water
flow

D. Televisions that contain dangerous chemicals being thrown into
landfills
SUBMIT

D

Explanation: key word dangerous chemicals

if it were thrown into a land fill  the chemicals would wash into a stream or lake when it rains

periodic trends is an atom that gets larger as the number of electronic shells increase, the radius of atoms increases as you go down a certain group in the periodic table of elements. in general, the size of an atom will decrease as you move from left to right of a certain period.

1.solid

2.carbon dioxide

3.helium