Title: Why? Because
1Why? Because
2If you ask Why?I answer, Because.Let me
show you.
3Why does rain fall from clouds?
4Because tiny little drops of water(droplets)
crash together inside clouds,
5making raindrops,
6then the raindrops fall!
7(No Transcript)
8We ask Why?when we are confused.We do not
understand something that happens.But we want
to understand!
9Why do we catch coldsand get sick?
10Because tiny germs,
11usually a rhinovirus,
12get into our bodies,when we breathe,
13or when we touch somethingwhere germs are (like
a doorknob).
14(No Transcript)
15When you ask Why?you want to knowthe cause of
something.
16Why do things fall down, and not up?
17Because, as Sir Isaac Newton discovered,
18objects are attracted to each otherand thats
called gravity.
19The Earth is a very big object,
20so little objects, like apples,fall down toward
the Earth!
21The words after becauseare an
explanation.People like explanations.
22Why do giraffes havesuch long necks?
23Because they need to eatthe leaves from tall
trees!
24Causes lead to effects.To explain an
effect,state the cause.
25Why do stalactites form in caves?
26Because caves start out wet,
27and water drips from the ceiling,
28and there is just a littlecalcium carbonate in
that water,
29which builds up when the water drips!
30Check it out!
- A stalactite drips
- (25 seconds, very simple video, not good quality)
31The End