The plants in this image bloom in autumn. Which statement best describes why these plants bloom in autumn?
The nights are longer.
The nights are shorter.
The nights are colder.
The nights are warmer.

Which of the following is a possible reason for sleep? a) growth b)digestive c)speed d)intelligence

Ricardo notices that when he plays soccer in the rain, his ball does not seem to go as far after a kick. what is the best scientific question that ricardo could ask about this observation? is soccer better played in the rain or sun? how does rain affect the distance a soccer ball can travel? how does rain affect the speed of a soccer ball? is soccer affected by the rain?

In each transformation of energy , some energy what?