Question An igneous rock forms quickly. Which characteristic could the rock have?(1 point) Responses smooth, sharp texture smooth, sharp texture evidence of folding evidence of folding small sand grains small sand grains large mineral crystals

9 answers

large mineral crystals
Which type of rock can be foliated?(1 point)
Responses

igneous rock that cools slowly
igneous rock that cools slowly

sedimentary rock
sedimentary rock

metamorphic rock
metamorphic rock

igneous rock that cools quickly
metamorphic rock
Amber, which is made from hardened tree resin, is a gem. Although amber is often used in jewelry, it is not a mineral. Which statement explains why amber is not a mineral?(1 point)
Responses

It is not natural.
It is not natural.

It is not valuable.
It is not valuable.

It is not solid.
It is not solid.

It is not inorganic.
It is not inorganic.
Which option is a mineral?(1 point)
Responses

pearl
pearl

coal
coal

wood
wood

garnet
garnet
garnet
Question
Minerals must have atoms that are tightly packed together and cannot move freely. Which part of the definition of a mineral does this describe?(1 point)
Responses

the requirement that minerals must have a defined crystalline structure
the requirement that minerals must have a defined crystalline structure

the requirement that minerals must be solids
the requirement that minerals must be solids

the requirement that minerals must be naturally occurring
the requirement that minerals must be naturally occurring

the requirement that minerals must have a defined chemical composition
the requirement that minerals must have a defined chemical composition
the requirement that minerals must be solids