*Question*
Q: What often occurs on steep slopes in dry climates? Choices: - volcanoes - earthquakes - tsunamis - landslides A:
**Answer**
landslides

*Question*
Q: What strong and lightweight manmade material is derived from hydrocarbons and used in ropes, tents and parachutes? Choices: - styrofoam - cellophane - aluminum - nylon A:
**Answer**
nylon

*Question*
Q: What protects reptiles from injury and loss of water? Choices: - hairs - pores - tail - scales A:
**Answer**
scales

*Question*
Q: Sulfate is used as a cleaning agent because it is acidic and soluble in what substance? Choices: - air - salt - oxygen - water A:
**Answer**
water