What are light sources?

• Things that takes in light

• Things that give off light

• Things that are shiny

• Things that can change their shapes

Which of these can be used to classify light sources?

Choose 2 (two) answers

• Natural light sources

• Expensive light sources

• Colourful light sources

• Man-made light sources

The items listed below look bright at night. However, one is not a light source. Which one is not a light source?

• Light bulb

• Fire

• Car headlight

• The Moon

What can we do if someone is celebrating his/her religious celebration, such as Christmas or Idul Fitri?

• Respect the other person

• Make a lot of noise

• Be angry about it

• Don't allow the other person to celebrate

Which of these things can someone with blindness do?

• Read a book

• Watch a movie

• Draw a painting

• Talk to other people

Which of these rocks may contain fossils?

• Granite

• Sandstone

• Limestone

• Marble

Which of these rocks may have beautiful patterns?

• Granite

• Sandstone

• Limestone

• Marble

Which soil lets the most water through?

• Sandy

• Loamy

• Clayey

Soil that lets most water through has

• Bigger grains, thus bigger gaps between grains

• Smaller grains, thus bigger gaps between grains

• Bigger grains, thus smaller gaps between grains

• Smaller grains, thus smaller gaps between grains

_{True or False:}

Stress can be good

• True

• 
  False