4th Grade Science - 4-ESS2-1 - Measuring Earth’s Changing Surface
6 Questions
NGSS.4-ESS2-1
1
Students observe two hills, Hill X and Hill Y. After a week of strong winds, they notice more soil has blown away from Hill Y than from Hill X.
2
PART A: A student places a small rock outside in a bowl where it gets rained on during the day and freezes at night.
3
PART B: A student places a small rock outside in a bowl where it gets rained on during the day and freezes at night.
4
Glaciers are huge moving sheets of ice. Over many years, they can slowly change the shape of the land.
5
Students are building two models—one to show erosion by wind and one to show erosion by a river. They are given a set of materials.
6
Scientists placed erosion pins into the side of a hill near a river to measure how much soil has eroded over time.