In the 1970s, the U. S. government passed laws to protect the water supply. Which of the following best describes something these laws were intended to
do?
A. Regulate the amount of pollution industries and cities are allowed
to produce
B. Regulate the amount of water U. S. households are allowed to use
each year
C. Regulate the amount of pollution U. S. households are allowed to
produce
D. Regulate the amount of water that can be pumped from aquifers
for irrigation

Which is an example of a decomposer? a. bear b.algae c.grass d.bacteria d bacteria

The table presents the average day and night temperatures in five cities. it also reveals whether a city receives substantial rainfall (wet climate) or little rainfall (dry climate). which city’s rocks are likeliest to experience frost wedging, and why? a) city a because the consistently subzero temperature would prevent water from melting b) city b because it is a wet region and the temperature fluctuates around the freezing point c) city c because it receives plenty of rain fall and the weather is moderately cool d) city d because the hot and dry weather would cause rocks to absorb water

If you relate the doppler effect on sound to the color of light waves, a police car would be the color as it approaches and the color as it recedes away from the observer.