Which statements describe the movement of blood through the heart? Select two options.

A Blood from the veins enters the ventricles.

B Atria and ventricles contract at the same time.

C Atria push blood into the ventricles.

D Valves allow for two-way blood flow.

E Ventricles push blood out of the heart.

weathering is the answer.

because they are eaten by the frog and the frog getseaten by the snake and the snake by the eagle

rising temperatures because when water vapor in the air is cooled, it condenses. it turns back into a liquid and attaches to dust particles in the air. these very small water droplets group together to form clouds