4. What is the density of a substance that weighs 45 g and is 70 mL?
(Density = g/mL)

What is the primary force that suspension bridges use cables to hold their spans up? a. tension force b. resistance force c. normal force d. elastic force e. applied force

How can you increase the strength of an electromagnet?

Aforce of 100 newtons is used to move an object a distance of 15 meters with a power of 50 watts. find the work dine and the time it takes to do the work