maths
geography
history
chemistry
english
100

the half of 100

50

100

the capital of mexico

mexico city

100

george washington

the first president of USA

100

the symbol of water

 H₂O

100

a word used to name a person, place, aniamal or thing

a noun

200

the 25% of 200

50

200

the longest river in the world

the nile river

200

neil armstrong

the first man to walk on the moon

200

oxygen

the gas humans need to breathe

200

the opposite of a synonym

an antonym

300

solve: 5x=40

x=8

300

the smallest continent

australia

300

who discovered america in 1492

cristobal colon

300

the pH of a neutral substance

7

300

verb

word that describes an action

400

solve: x+15=32

x=17

400

the capital of belgica

bruselas

400

the most famous queen of ancient egypt

cleopatra

400

the chemical symbol for sodium

Na

400

"i ___ my homework yesterday"

did

500

30% of 90

27

500

the largest continent

asia

500

the yearthe second world war ended

1945

500

the center of a atom

nucleus

500

what is the past tense of "see"

saw