Geology Test #2

Which type of rock  is formed from sediments cemented together? 

• Igneous
• Sedimentary
• Metamorphic
• Volcanic

Which type of rock is fomred when igneous or sedimentary rocks are changed by heat and pressure into new types of rocks?

• Igneous
• Sedimentary
• Metamorphic
• Volcanic

Which type of rock is formed from magma, or molten rock, that has solidified?

• Igneous
• Sedimentary
• Metamorphic
• Volcanic

Pumice, obsidian, and granite are examples of which type of rock?

• Igneous
• Sedimentary
• Metamorphic

Marble is a type of which kind of rock?

• Igneous
• Sedimentary
• Metamorphic

Sandstone and Conglomerate are examples of which type of rock? 

• Igneous
• Sedimentary
• Metamorphic

What do we use these properties for: hardness, streak, luster, texture?

• To determine if erosion affected the rocks
• To test for minerals
• To test for rocks
• To test soil

Which property is described by the color of the mineral's powder after rubbed on a porcelain tile?

• Hardness
• Streak
• Luster
• Texture

Which property is described by  how dull or shiny a mineral is?

• Hardness
• Streak
• Luster
• Texture

Which property is tested by the mineral can being scratched with various objects such as a penny or nail to see how easily in can be scratched?

• Hardness
• Streak
• Luster
• Texture