3Rs
What are the 3Rs?
RECYCLE
REDUCE
REUSE
Name 3 materials.
PAPER
RUBBER
GLASS
METAL
CARDBOARD
FABRIC
WOOD
STONE
CONCRETE
PLASTIC
Name one property found in glass.
FRAGILE
TRANSPARENT
HARD
Name one material that is a conductor.
GOLD
SILVER
GLASS
COPPER
ALUMINIUM
CERAMIC
PLASTIC
WOOD
WOOL
FABRIC
RUBBER
SILICONE
Name 3 objects we can reuse.
SHOEBOX
PLASTIC BOTTLE
TIN/CAN
BOTTLE CAPS
CLOTHES
PAPER (NOTEBOOK, PAPER BLOCK)
Which of these materials is natural?
PLASTIC
WOOD
GLASS
CARDBOARD
WOOD
If a material is man-made, it is...
ARTIFICIAL / SYNTHETIC
If we put a metal spoon with butter in a bowl with boiling water, the butter...
MELTS.
What would you choose if you want to keep your coffee hot?
A CUP
A GLASS
A THERMOS
A THERMOS
Name 3 examples of materials that we can recycle.
CARDBOARD
PAPER
PLASTIC
GLASS
FABRIC
METAL
BATTERIES
If a material is hard, it is...
a) DIFFICULT TO BREAK
b) EASY TO BREAK
c) NATURAL
DIFFICULT TO BREAK
What is the difference between TRANSPARENT and OPAQUE?
TRANSPARENT: You can see through it.
OPAQUE: You can't see through it.
Which of these objects is NOT a conductor?
KNIFE - PENCIL - COIN - SAUCEPAN
PENCIL
Which of these objects is NOT an insulator?
JACKET - RUBBER GLOVES - METAL SPOON - THERMOS
METAL SPOON
To use less materials that pollute the environment is to...
REDUCE
What material would you use to make rainboots?
RUBBER
What is the opposite of rigid?
FLEXIBLE
What is a conductor?
MATERIAL THAT CAN TRANSFER HEAT OR COLD.
What is an insulator?
MATERIAL THAT TRAPS HEAT OR COLD.