Which of the following is a good example of a physical change? a candle burning
a mirror breaking
an egg boiling
a car rusting

Need in all of themmm only answer if you know pls

Arowboat passenger uses an oar to push the boat off the dock by exerting a force of 40n for 3.0s. what impulse acts on the boat.

You've already seen the value of 9.8 in this lesson. what's this value called? what quantity does it represent?