Is this a source of light?
Yes, it is.
You should ( turn off / turn on ) the lights when you are not at home.
turn off
Is this a source of light?
Yes, it is.
The sunglasses are ( transparent / translucent / opaque ).
translucent
Which lightbulb saves more energy?
LED
Is this a source of light?
No, it isn't.
Is this a source of light?
Yes, it is.
The window is ( transparent / translucent / opaque ).
transparent
Is this a source of light?
No, it isn't.
The sun is a source of ( natural / artificial ) light.
natural
Is this a source of light?
Yes, it is.
Is this a source of light?
Yes, it is.
Is this a source of light?
Yes, it is.
Is this a source of light?
No, it isn't.
Is this a source of light?
No, it isn't.
Is this a source of light?
No, it isn't.
Is this a source of light?
No, it isn't.
The car windows are ( transparent / translucent / opaque ).
translucent
Is this a source of light?
Yes, it is.
Is this a source of light?
Yes, it is.
The glass is ( transparent / translucent / opaque ).
transparent
Is this a source of light?
Yes, it is.
Is this a source of light?
Yes, it is.
Is this a source of light?
Yes, it is.
Is this a source of light?
Yes, it is.
Is this a source of light?
Yes, it is.
Is this a source of light?
Yes, it is.
The box is ( transparent / translucent / opaque ).
opaque
Is this a source of light?
No, it isn't.
The door is ( transparent / translucent / opaque ).
opaque
Is this a source of light?
Yes, it is.
A lamp is a source of ( natural / artifical ) light.
artificial