Investigation 3 Review Questions Rocks and Weathering

Physical Weathering is the breakdown of rocks and minerals into new substances True False :13 7 of 30

An example of a physical change is… Burning a piece of paper Rusting of iron Evaporation of water Making iron into a magnet 34 7 of 30

Which of the following is a common chemical agent ... 43 wind animals acid plants 7 of 30

Mechanical Weathering includes ice, wind, water, gravity, plants, and animals 7 30 44 Seconds Remaining True False

Oxidation is a chemical reaction that occurs when a mineral breaks apart water A chemical reaction that causes iron to rust A chemical reaction that causes sinkholes to form A chemical reaction that causes silicate minerals to weather into clay 24 7 of 30

Acidic water makes rocks dissolve slower. True False 38 7 of 30

Ice Wedging is ... 1.When water seeps into cracks in rocks, freezes and expands 2. Ice wedges between two rocks 3. the chemical weathering of a rock :42 7 of 30

An example of chemical change is …. Ice melting Toasting a marshmallow Cutting a piece of bread Plant roots cracking a rock 42 7 of 30

Lichens ... Usually are found in areas of large limestone deposits Produce an acidic solution which break down minerals slowly Increase carbonic or sulfuric acid in water supply Cause underground caves 23 7 of 30

What question do you ask to identify an independent variable? What stays the same? What do I change? What do I observe? 12 7 of 30

A chemical change makes new products True False 41 7 of 30

If a building were to sink into the ground, what can we say is the reason for this natural phenomenon ... 25 Seconds Remaining Karst Landforms Ice wedging Gravity Bad Luck 7 of 30

When magma cools below the Earth’s surface, it forms large grained igneous rocks 7 30 True False 24

Carbon dioxide is produced naturally by animals, the use of fossil fuels and the decay of organic matter in the soil 4 True False 7 of 30

Radiation Deposition Weathering Sedimentation 25 Frank visited an old library in the city. The outside of the library was decorated with many statues. Over time, the features of the statues had become rounded and less detailed. What MOST LIKELY caused this change? 7 30 25 Radiation Deposition Weathering Sedimentation

An example of chemical weathering would be ocean waves that continually pound against the shore, creating landforms such as sea arches, sea caves, and headlands. 59 True False 7 of 30

Another word for weathering is… Fault Contouring Abrasion Gravity 59 7 of 30

An example of Biological Weathering would be… 60 Acid rain wearing away a statue. Ice wedging cracking a rock. Plant roots raising up a sidewalk. of 30