Activity 1 Movements of Rock Layers
Science Skills: Observing, Inferring
You will Need:
small table, 5 books, pencil/stick
What to Do
1. Arrange a pile of 5 books on a table.
2. Insert a pencil or stick at the bottom of the piles.
3. Pull one end of the pencil or stick upward 4 times.
4. Observe what happens to the books.
5. Press the books downward.
Questions:
1. Did the books move? Yes
2. What caused the books to move?​

What is the general rule about surface currents? cold water flows along the ocean floor towards the equator. the east coasts of continents have cold surface currents, and the west coasts of continents have warm surface currents. seasonal and constant offshore winds create significant upwelling along the west coasts of south and north america and africa. the west coasts of continents have cold surface currents, and the east coasts of continents have warm surface currents.

In the von thunen model of agricultural land use, what is produced closest to the city epicenter? a. dairy, vegetables, and fruits b. field crops, such as corn and wheat c. beef and other animal products d. wood and lumber

Which barrier to economic development is shown in the following examples? i. the high rate of hiv infection in underdeveloped nations ii. the use of children as soldiers in uganda’s army in the early 2000s iii. low literacy rates in underdeveloped nations with limited exposure to adequate education a. foreign debt b. political instability c. widespread disease d. low levels of social welfare