What is Heat?
Heat is a kind of Energy like Heat and Light
How can heat change things?
We use heat to cook our food
What is our Normal body temperature?
Around 98 degrees C
How do Cold blooded creatures like Lizards and Crocodile keep warm?
They rely on the Sun's heat to keep them warm.
Where do we get heat from?
The Main source of heat on this planet is the Sun
Give 2 examples of Friction.
1} Striking a Match
2} Rubbing 2 stones/ 2 sticks
Things that use Electricity also give out heat. Give some examples.
Iron, Hair dryer, TV , Computer
Can we make Heat? Is our body warm?
Yes, we make heat. We are Warm-Blooded Creatures
Give examples of how heat changes thing?
1} Raw Egg to Omelette
2} Cake Batter to Cake
What is a Thermometer?
It is an instrument that tells us how hot or cold something is.
What is Friction?
Friction is a force that slows down things
Can you see Heat? Can you feel it?
No, we cannot see it, but we can feel it
Can Animals make heat?
Not all Animals can make heat. Some are Cold-Blooded creatures - Reptiles
eg - Lizards, Crocodile, Frog etc
Is the Sun the only source of heat for us?
No.There is
1} Campfire -wood
2} Barbecue - charcoal
3} Stove at home - gas
How does friction produce heat?
By rubbing two things together
What are the three fuels from Campfire, Barbecue & our Stove, that we burn, that gives us energy?
Wood, Charcoal & Gas
Fun Question =
Do you like hot weather or cold weather???
;)
Does Heat Melt things? give example
Yes, Ice- cream