Which of the following statement is not true? a.
Exposure to electromagnetic fields is known to cause leukemia.
b.
Excessive exposure to asbestos can lead to asbestosis.
c.
Excessive exposure to radiations can cause health problems including cancer.
d.
Any sound above 80 dB is potentially dangerous.

Ryan, jessica, and mark each solved this system of equations. all of their answers are different. find and explain the mistakes. what is the correct answer? y = 3x + 2 6x – 2y = 10

Ayellow line means traffic on either side may cross the center line to pass another vehicle. a. single solid b. double solid c. single broken d. double broken

Facial shaving brushes are either bulb-shaped or fan-shaped. an experiment is to be conducted to determine whether the lather thickness is the same for both types of shaving brushes. in previous studies, it was determined that shaving brush size (small, medium, large) is associated with lather thickness, but shaving brush type (wolf whiskers, maggard razors, frank shaving, and so on) is not associated with lather thickness. how could the experiment best be conducted? by blocking on shaving brush size by blocking on shaving brush type by blocking on shaving brush shape by blocking on lather thickness without blocking