Determine the amount of work done when a crane lifts a 100-N block form 2m above the ground to 6m above the ground

Why might some people not have believed Galileo's discoveries?

Martha was leaning out of the window on the second floor of her house and speaking to Steve. Suddenly, her glasses slipped from her nose. The glasses hit the ground in 2.2 seconds. Neglecting the effects of air resistance, answer the questions below.

A quantity that has both size and direction is called what? (science)

Distinction between eutrophication and artificial eutrophication

Plate A and Plate B are both made of continental plate material where they touch. What will happen as the plates press together?

Exoplanets (planets outside our solar system) are an active area of modern research. Suppose you read an article stating that there is a newly discovered planetary system with three planets.

A car with a mass 1200 kg accelerates at 1.89 m/s2. What is the total force exerted by the car on the road (answer in N to two decimal places) ?

How Long will it take a plane flying north from Miami to reach New York City 1800 km away if the average velocity of the plane is 940 km/h

If vector A = 5.5N NE and vector B = 10m N 30° W, what is the vector product of A*B

Which is the best desciption of a molecule?