Question

or
Fill in the blanks.
a) Effect of force will change with the change in its
b) At higher air temperatures sound waves travel
propelled by the between the air molecules.
c)
are plastids that contain chlorophyll, a green
pigment essential for
d) Excess water in a plant cell is removed by the contractile ​

Answer 1

a)Position ??(Not sure)

b)Air molecules have more energy at higher temperatures, which means they vibrate faster. This allows the sound waves to also travel faster because they are propelled by collisions between the molecules.

c) photosynthesis

d) vacuoles

Thank you