HELP ASAP 1.
Which of these rocks forms when magma cools and hardens?
A. coal
B. shale
C. granite
D. sandstone

2.
Which of these rocks forms from compacted and cemented sediments?
A shale
B. basalt
3.
C. gneiss
D. granite
I
What
type
of rock forms when heat and pressure inside Earth chemically change existing rock?
A. igneous rock
B. sedimentary rock
C. metamorphic rock

4.
How would you identify a glossy, black, microscopically fine-textured rock that has no layering?
A. marble
C. obsidian
B. granite
D. limestone

5. Which of the following is true of a silicate mineral?
A. It contains only carbon
B. It must contain a metal.
C. It contains silicon bonded to oxygen
D. It can only be found in metamorphic rock

Cells destroy body cells infected by a virus or bacteria. killer t t memory t none of the above

When in solution, a molecule that moves slowly across an artificial membrane moves rapidly across a plasma membrane. this molecule rapidly enters the cell regardless of whether its concentration is higher inside or outside the cell. using this information, which transport mechanism is most likely to be responsible for the movement of the molecule across a plasma membrane? view available hint(s)when in solution, a molecule that moves slowly across an artificial membrane moves rapidly across a plasma membrane. this molecule rapidly enters the cell regardless of whether its concentration is higher inside or outside the cell. using this information, which transport mechanism is most likely to be responsible for the movement of the molecule across a plasma membrane? active transportexocytosis

Guard cells control which event? the growth of plants capture of solar energy gas exchange in leaves water absorption in roots