Q&A Plant growth in response to heat

Plant growth is response to gravity

Plant growth in response to a stimulus

What causes most sediment to wash or fall into a river

Alidded glass container is filled with a colored gas. after a period of time, it is observed that the gas is uniformly spread throughout the box and that the movement has slowed considerably. next, a warm iron plate is carefully placed under the box. why is there resumed movement of the gas in the container?

What is the indicator of the number of ions in solution? the amount of conductivity the amount of precipitate the amount of solute added