What is the speed of light?
300,000 KM PER MINUTE
300,000 KM PER SECOND
very fast
300,000 KM PER HOUR
How long would it take for us to notice that the Sun turned off?
It depends if I'm sleeping or not
8 hours
8 minutes and 20 second
We would notice immediately
When you turn off the light, it completely disappears. True or false?
False. The energy stays in the room, but it moves too fast to see it.
Which one is not a type of energy?
Rain
Sound
Movement
Heat
Do surfaces reflect 100% of the light that hits them?
Some of them, like mirrors
No, they don't. Everything absorbs a bit of it.
Yes, they do.
What is light?
It is another type of energy
How can we see things?
Light rays bounce off things and into our eyes
Light makes things apper
We have eyes. They take care of it
What happens when you look at your image in the mirror?
You look back to front
What do you prefer? Sunrise or sunset? Why?
...
Is the Moon a light source?
No, it's not. It just reflects sunlight
How long does the Moon take to orbit the Earth?
A week
A night
Almost a month
A year
What is your favorite phase of the Moon?
...
Which statement is true?
We can create energy
Some energies can be created. Some other can't
Energy can't come from nowhere. It just changes its form