Science Review Unit 1 and 2

Complete the sentence by choosing the correct word.

The eagle is alive because it ____________

• has wings

• can have young

• has two legs

• has two eyes

Complete the sentene by choosing two words.

I know a candle is _______ because it ________

• not alive

  can not have young

• alive

  can have young

• once alive

  it was alive but not alive now

• alive

  it needs food and water

Look at the picture.

Which one showing stem?

• A

• B

• C

• D

Which plant part that has job making seed?

• A

• B

• C

• D

Which part of the plant tthat hold the plant parts up and transport water?

• A

• B

• C

• D

Which one of this does a plant need for it to grow?

• chocolate

• bread

• water

• pot

How can this boy make a shadow with his puppet?

Answer explanation

Switch on the flashlight / light souce and point it at the puppet

What is wrong with this shadow?

Answer explanation

The cycle's shadow is solid and should have gaps for the frame and wheels. Also, the seat and handlebars are in the wrong position. The girl's shadow should not be in colour. The tree's shadoow should point away from the Sun.

Which of these materials is opaque or transparent?

Answer explanation

Glass and plastic are transparent.

The cotton, wood and leaf are opaque.

Which glass is transparent and which is translucent?