chemistry
water
disease
evolution
hehe
100

What is the charge of an electron

negative

100

what percent of the earth's water is saltwater

97

100

what treats bacterial sicknesses 

antibiotics

100

What causes animals to evolve

mutations

100

he

he


200

what are the outer electrons called

valence electrons

200

good level of ph

6.5

200

what is a hotspot

a place where a lot of people are getting sick

200
animals that are more equipped to survive reproduce 

survival of the fittest

200

hehe

hehehe

300

chemicals with all their valence electrons 

noble gases

300

a lake underground

aquifer

300

areas of the world where sickness thrives

Africa, India, China

300

green and brown grasshoppers in green grass, which will thrive

green

300

ha

heheha

400

when atoms share electrons  

covalent bonds

400

of the 3 percent of freshwater, what percent is in glaciers

2

400

how cdc tracks

confirmed cases

400

Father of evolution

Charles Darwin

400

h

e

500

when electrons are transferred 

ionic bonds

500

What might cause a bad level of nitrates

Farm runoff


500

how do we fight viruses

vaccines
500

Homologous structure

similar structure different function

500

hehe

haha