Question

Heather is investigating the properties of light and how it travels. She places a glass on the windowsill and waits for the sun to shine on the glass and observes what happens. Next, she places a piece of cardboard in front of the glass. Which statement describes the results of her observations?

Answer 1

Answer:

sorry I didn't know that answer

Explanation:

because I and less standard

Answer 2

Answer:

Adam Smith is known as the father of Economics...