How does the earth’s magnetic field protect life on the planet’s surface? it prevent solar radiation from reaching the surface of the earth. it people find their way. it keep the atmosphere from floating out into space. it attract the solar energy that all life depends on.

To avoid whiplash, the center of the headrest must be your ears.

Does anyone know how to dissect a frog or baby squid?

Ihave a really high metabolism and only weigh 70 pounds (13 almost 14). people always ask me two questions: do you ever eat and how do you eat so much and stay so skinny. i am worried that a high metabolism wont me forever. what are some safe steps i can take to maintain being fit. (also, i already work out i am a dancer so i get cardio a lot)