What is raidiation pls qwuik need help

In this experiment, the was intentionally manipulated. it is the independent variable. the dependent variables that were measured were the

Drag each tile to the correct box. the body monitors the levels of oxygen in the blood to regulate breathing. isabel is running in a marathon and is near the finish line. she feels out of breath. how will her nervous system work to generate a reaction? arrange the tiles in chronological order. isabel's breathing rate increases. sensory receptors in the arteries detect low oxygen levels. the brain sends signals through motor neurons. sensory neurons generate an impulse. the central nervous system relays an impulse to certain brain regions.

Hydroelectric uses moving water to do work such as grinding grains in a mill true or false