The chest-and-arm stretch squeezes . A. the pectoral muscles together B. the biceps simultaneously C. all muscles in the torso D. the shoulder blades together Please select the best answer from the choices provided. A B C D

Explain how earth is like a giant bar magnet. how is our magnetic field made?

Luminous objects such as flashlights emit light that we can see. how do we see an object that isn’t luminous? a. the object emits light that reaches our eyes. b. light reflects off the object and reaches our eyes. c. light passes through the object uninterrupted. d. light is fully absorbed by the object. e. we can’t see an object that isn’t luminous.

What is it called when someone gets sick from eating food contaminated with germs or toxins? a. potentially hazardous food b. ptomaine poisoning c. foodborne illness d. raw food