Which of these is an environmental effect of burning fossil fuels and pesticides from farming

a. smog

b. use a large amount of water

c. increased temperatures

d. poisoning wildlife

i think it's a or d someone !

Flourine is found to undergo 10% radioactivity decay in 366 minutes determine its halflife

Which of the following did jj thompson discover about atoms? a)an atom has an internal structure. b) atoms are tiny indivisible particles. c)electrons orbit the nucleus of an atom. d) the nucleus of an atom contains protons and neutrons.

What is the polyatamic ion of thiosulfate