Sed Rx Science Tips

1. How do sedimentary rocks form? (p.182-186)

2. Clastic, chemical, and organic are 3 types of what?

3. What is stratification?4. What type of chemical weathering

produces corrosion and rust? (p219-223)

Science Tip #1: April 17th

1. Soil is a complex mixture of ___, ___, ___, and ___.

2. As plants and animals die, their remains decay and produce ___, a dark, organic material.

3. Draw and label the figure on p. 227.

4. What is a soil profile?5. READ YOUR LAB WHEN

YOU FINISH.

Science Tip #2 April 19th

1. Which mineral is most resistant to weathering?

A. calcite B. hematite C. quartz D. feldspar

2. Soil is formed from: A. weathering rocks B. decaying plants C. microorganisms D. all of

these

3. Which combo would produce the best soil for growing plants? (use the pyramid on your lab paper)A. 40% sand, 40% silt, 20% clayB. 70% sand, 10% silt, 20% clayC. 10% sand, 80% silt, 10% clay

Science Tip #3 April 20

A

B

C

Answer A

Science Tip #4 4/23/12