1. Which term refers to the way light interacts with the surface of a rock or mineral?(1 point)

Question

Responses

cleavage
cleavage

density
density

hardness
hardness

luster
2. What will happen in an area where large deposits of a desired mineral are found? Select the two correct answers.(1 point)
Responses

People in the area will have long-term job security.
People in the area will have long-term job security.

The area will experience a downturn once all of the available resources are mined.
The area will experience a downturn once all of the available resources are mined.

The area will experience a short-term economic boom.
The area will experience a short-term economic boom.

Tourism in the area will increase in the short term.
Tourism in the area will increase in the short term.

The area will experience a population decrease in the short term.
3. Which statements accurately compare the environmental impact of surface mining to the environmental impact of underground mining? Select the two correct answers.(1 point)
Responses

Both surface mining and underground mining risk causing severe water pollution.
Both surface mining and underground mining risk causing severe water pollution.

Underground mining causes more issues with dust and particulates than surface mining.
Underground mining causes more issues with dust and particulates than surface mining.

Surface mining causes more destruction of land ecosystems than underground mining.
Surface mining causes more destruction of land ecosystems than underground mining.

The risk of sinkholes is higher in surface mining than in underground mining.
The risk of sinkholes is higher in surface mining than in underground mining.

There is a higher risk of release of dangerous gases in surface mining than in underground mining.
There is a higher risk of release of dangerous gases in surface mining than in underground mining.
4. Question
What is the goal of land reclamation of mining sites?(1 point)
Responses

to reclaim the land's value after mining is complete
to reclaim the land's value after mining is complete

to restore environmental vitality to land degraded from mining
to restore environmental vitality to land degraded from mining

to create a commercial use for land degraded by mining
to create a commercial use for land degraded by mining

to maximize profits from mining
to maximize profits from mining
5. How can both surface and underground mining affect miners' health? Select the two correct answers.(1 point)
Responses

risk of injuries from heavy equipment
risk of injuries from heavy equipment

risk of lung disease, like silicosis
risk of lung disease, like silicosis

risk of injuries from methane explosions
risk of injuries from methane explosions

risk of high blood pressure
risk of high blood pressure

risk of injuries from mine collapse
risk of injuries from mine collapse
6.The use of which material can substitute for copper and reduce copper mine production?(1 point)
Responses

gold
gold

glass
glass

aluminum
aluminum

quartz

Answer 1

Here are the answers to your questions:

1. Which term refers to the way light interacts with the surface of a rock or mineral?

   • luster

2. What will happen in an area where large deposits of a desired mineral are found? Select the two correct answers.

   • The area will experience a short-term economic boom.
   • The area will experience a downturn once all of the available resources are mined.

3. Which statements accurately compare the environmental impact of surface mining to the environmental impact of underground mining? Select the two correct answers.

   • Both surface mining and underground mining risk causing severe water pollution.
   • Surface mining causes more destruction of land ecosystems than underground mining.

4. What is the goal of land reclamation of mining sites?

   • to restore environmental vitality to land degraded from mining

5. How can both surface and underground mining affect miners' health? Select the two correct answers.

   • risk of injuries from heavy equipment
   • risk of lung disease, like silicosis

6. The use of which material can substitute for copper and reduce copper mine production?

   • aluminum

If you have further questions or need more information, feel free to ask!