Question

A student wanted to study the effect of temperature on algae levels in a

local stream. Which items are most useful for gathering data and most
appropriate for communicating the results of her observations?
Select one:

Microscopes and written descriptions of weather patterns

Research on the Internet and videotapes of water samples

pH strips and written observations of stream water

Test tubes, thermometers, and graphs of results

Answer 1

pH strips and written observations of stream water

Step-by-step explanation: