Preston science
- +
x ÷
science
100

what is the periodic table

it is the all the element on the earth

100

38 + 55

93

100

20x11

220

100

what is the melting/condensing point of water

0.c

200

how many light years away is earth from the sun

1

200

34 - 43

-11

200

3÷2

1.5

200

what is water to gas and gas to water called

sublimation  

300

what is the most common element in the periodic table

hydrogen

300

[7+4]-6+12

17

300

54x87

4698

300

what are atoms made up of 

protons, neutrons and electrons  

400

what color is the 2nd group color in the periodic table

blue

400

[475+[7-5]]-111

367

400

56857÷2


28428.5
400

if you drop a bowling ball and a feather on the moon which would hit the ground first

they would both hit the ground at the same time

500

what is the first element in the periodic table

hydrogen

500

-67+3-70

-134

500

912÷78

11.692307

500

how many different shades of colors are there 

18 decillion

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