Why do you think some

places have earthquakes, tsunamis, and

volcanoes while other places do not?

Emphasize that a plate has different pressures on it in different places. These may create a volcano, an earthquake, a tsunamis or all three. While other places may not have the same pressure this makes these earthquakes, tsunamis, and

volcanoes not happen.

the value of the 4 in the hundreds place is 400 while the value of th e 4 in the tens place is 40

400 is way bigger than 40.