Meteor.

By writing calories on a paper and burning it!

Glass.

The telephone.

None. A hole is empty.

Seahorse.

Candle.

Moose.

She had already put sugar in it and when she tasted the new tea it was already sweet.

You draw a shorter line next to it, and it becomes the longer line.

6

He lived int he lighthouse. Without the light from the lighthouse, ships crashed.