How long would it take you to get to a star that is 7.4 light years from Earth if you could travel at the speed of light? A. 14.8 years

B. 740 years

C. 7400 years

D. 7.4 years

Identify the electromagnets with poles that are reversed from the electromagnet shown above

Write the chemical formula for a compound that is made of an element from group 1 and an element from group 17

1) describe the physical layout of the ocean floor ? 2) explain how the dumbo octopus swims differently than other octopus species and why this would be an advantage in the aphonic zone . 3) why are the types of organisms that live at each underwater hot vent so dramatically different ?