STEAM 2 - REVIEW FOR TEST 2

The charged comb ................... paper.

(comb: chiếc lược)

• attracts

• rubs

• push

The .............. spins.

• floating ball

• air stream

• pinwheel

The balloons are .............

• spin

• rub

• charged

........................ the ruler.

• Push

• Rub

• Attract

How many basic colors are there?

• 1

• 2

• 3

Which one is NOT a basic color?

• Green

• Red

• Blue

Purple is the combination of blue and …

• Red

• Yellow

• Green

Red and .............. make orange.

• yellow

• blue

• green

Red and blue make …

• Red

• Yellow

• Purple

The ............ pushes the ball upward.

• air stream

• paper

• blows