space
periodic table
physical change and chemical change
100

what is the planet that we all live in

earth

100

what is the chart that has a lot of elements

periodic table

100

  an old car gets rust

chemical change

200

how many planets are in the solar system

8 planets

200

what is the first element of the periodic table

hydrogen

200

what is physical change

a change from one state

300

which planet is closest to the sun

mercury

300

what number is boron in the periodic table

5

300

a ice cubes melted

physical change

400

what is the largest planet

Jupiter

400

what is the element that makes chains(2 answer)

Gold,silver

400

what is a chemical change

a change of material

500

what is the brightest planet

venus

500

how many elements are in the periodic table

118