Q: Does "know" have the same meaning in the following two sentences?

I know it's time.

He knows about 19th century politics.

A: the same meaning

Q: Does "transform" have the same meaning in the following two sentences?

The alchemists sought to transform lead into gold.

She transformed the clay into a beautiful sculpture.

A: the same meaning

Q: Does "call" have the same meaning in the following two sentences?

The engineer called round whilst you were away.

Call roll.

A:
different meanings