Ally is a junior high student who has just learned about the carbon cycle in school. She is concerned about the environment and decides to construct a model of the carbon cycle in her community. What could both add and remove carbon from the atmosphere in the model?

Scientists observed a rock stratum with fossil. if mollusks evolved before arthropod, where will their fossils be found.

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.

One osha preferred method to control absestos dust during brake and cluth repair and service is the negative pressure enclosure/hepa vaccum system method