Drag the name of the type of mining into the box next to the correct description. One name will not be used. a technique that used a trough to separate gold from gravel a type of mining in which minerals were found in loose sand and gravel a technique that involved digging tunnels along the veins of gold and breaking up tons of ore a type of mining that used water under high pressure to blast away dirt, exposing the minerals underneath

1. Sluicing.

2. Placer mining.

3. Hard rock mining.

4. Hydraulic mining.

Explanation:

Mining can be defined as the process of extracting mineral resources from the Earth's surface such as seem, placer, ore-body, vein etc. Some examples of minerals that can be mined are gravel, gold, chalk, petroleum, limestone, coal, potash, rock salt etc.

The various techniques used for mining includes the following;

1. Sluicing: a technique that used a trough to separate gold from gravel.

2. Placer mining: a type of mining in which minerals were found in loose sand and gravel.

3. Hard rock mining: a technique that involved digging tunnels along the veins of gold and breaking up tons of ore.

4. Hydraulic mining: a type of mining that used water under high pressure to blast away dirt, exposing the minerals underneath.

health care plans in the united states having high costs because they are focusing on providing quality programs for different groups of individuals. the quality of the service is based on money flow received from the members. without this investment, couldn't be possible a constant scientific searching to prevent death and illness caused because of low levels of health investigation. currently, the complaints are not about the highest cost, but about the coverage and benefits to access the necessary health services required by the members.  

besides, if a global health system is established the quality levels will fall down because of the standardized of the health. the access to care will increase but the quality will be low because it depends on the money invested.

where is thing if you show me on the map or have a map i can answer your question