PBS

Osmosis is the movement of _____ across a membrane.

• food

• energy

• oxygen

• water

Tags

NGSS.MS-ESS2-4

During osmosis

• water moves from high to low concentration

• large or oddly shaped molecules move across a cell membrane

• water moves when energy is used

• proteins are built

If the dots represent sugar which is more concentrated

• Inside the cell

• Outside the cell

• Neither they are equal (equilibrium)

Tags

NGSS.MS-LS1-2

If the dots represent sugar, what direction will water flow?

• Into the cell

• Out of the cell

• Into and out equally (equilibrium)

Tags

NGSS.MS-LS2-3

Which letter represents amplitude? (a)  

• A

• B

• C

• D

• E

Tags

NGSS.MS-PS4-1

If the percentage represents sugar, what direction will water flow?

• Into the cell

• Out of the cell

• Into and out equally (equilibrium)

Tags

NGSS.MS-LS2-3

If the miligrams are referring to the amount of sugar, what direction will water flow?

• Into the cell

• Out of the cell

• Into and out equally (equilibrium)

Tags

NGSS.HS-LS1-3

Estimate the approximate time of death for the following situation:

A body was found with no evidence of rigor.

• 2 - 6 Hours

• 8 Hours

• Less than 2 Hours

• Less than 1 Hour

The cooling of body temperature after death is:

• algor mortis

• livor mortis

• rigor mortis

• pallor mortis

The process that causes the muscles in the body to stiffen resulting in rigidity after death is called

• algor mortis

• rigor mortis

• livor mortis