oceans
rivers
chemistry
lakes
100

The largest ocean

 The pacific ocean

100

what is the longest river 

the Nile river

100

the two elements water is made of

hydrogen and oxygen

100

the lowest lake in the world

the Dead sea

200

what is between Africa and the Americas  

  Atlantic ocean

200

what is the largest river by volume

The Amazon river

200

32 degrees F

the temperature which water freezes

200

what is the highest lake in the world

Ojos del Salado lake

300

what is between Africa and Australia

Indian ocean

300

what is the widest river 

 the Amazon river

300

the temperature which water boils 

 212 degrees F

300

what is the clearest lake in the world

blue lake

400

what ocean do polar bears play in 

Arctic ocean

400
what is the most polluted river

the Ganges river

400

what is waters gas phase 

water vapor or steam

400

what is the larges lake by volume

 Caspian sea

500

what ocean surrounds Antarctica 

southern ocean

500

what is the holiest river by religion

Ganges river

500

OH- and H+

what are water ions

500

what is the deepest lake in the world

Lake Baikal