Is this light natural or artificial?
It's artificial.
Is this light natural or artificial?
It's artificial.
Is this light natural or artificial?
It's natural.
Is this light natural or artificial?
It's artificial.
Is this light natural or artificial?
It's natural.
Light is a form of ____________.
Light is a form of energy.
Is this light natural or artificial?
It's artificial.
Is this light natural or artificial?
It's natural.
Is this light natural or artificial?
It's artificial.
Is this light natural or artificial?
It's artificial.
Is this light natural or artificial?
It's natural.
Is this light natural or artificial?
It's artificial.
Is this light natural or artificial?
It's artificial.
Where does artificial light come from?
It comes from machines people make, like lamps.
Is this light natural or artificial?
It's natural.
Is this light natural or artificial?
It’s natural.
Where does natural light come from?
It comes from sources in nature, like the Sun.
Is this light natural or artificial?
It's natural.
Is this light natural or artificial?
It's natural.
Is this light natural or artificial?
It's artificial.
Is this light natural or artificial?
It's artificial.
Is this light natural or artificial?
It's artificial.
What is one way we can save energy?
We can turn off the lights.
Is this light natural or artificial?
It's artificial.
Is this light natural or artificial?
It's artificial.
Is this light natural or artificial?
It's artificial.
Is this light natural or artificial?
It's artificial.
Is this light natural or artificial?
It's natural.
Is this light natural or artificial?
It's natural.
Is this light natural or artificial?
It's artificial.
Is this light natural or artificial?
It's artificial.