A block of aluminum occupies a volume of 15.0 ml and weighs 40.5 what is its density

Which major figure in the history of astronomy developed laws of gravitational forces and motion, making extremely accurate calculations and predictions possible? a. Brahe b. Kepler c. Galileo d. Newton

The pushes and pulls described in units of newtons. which characteristics of matter was measured

A boat at anchor is rocked by waves whose crests are 28 m apart and whose speed is 7 m/s. How often do these waves reach the boat? State your answer in terms of frequency (Hz) and period T (seconds).

Two horses begin at rest. After a few seconds, horse A is traveling with a velocity of 10 m/s west, while horse B is traveling with a velocity of 13 m/s west. Which horse had a greater acceleration? A.

About twenty percent of the national football league weighs more than 300 pounds. at this weight, their body mass index (BMI) places them at grade 2 obesity, which is one step below morbid obesity.

A 2kg marble is moving at 3 m/s when it strikes another 4kg marble moving in the opposite direction at - 3 m/s. What will be the velocity of the 4kg marble after the collision of the 2kg marble's new velocity is - 4 m/s.

How long did it take to reload a rifle during the 18th 19 century?

Hot spots in electronic and electric circuits can be detected visually with the use of A. dataloggers. B. thermocouples C. oscilloscopes D. infrared cameras.

A baseball with a mass of 0.8 kg is given an acceleration of 20m/s. how much force was applied to the ball

Stephen can push with 200N of force on a couch. If the couch has a mass of 20 kg, how much acceleration will the couch have?