A 2.5 kg table can hold kg of weight. what is its structural efficiency?

Is molten lava heterogeneous

Two rocks are moving through empty space in a straight line at the same speed. One has a mass of 10 kg, the other has a mass of 50 kg. Which statement about the rocks is true? A. Both will be stopped by the same amount of force acting against them.

A 200 kg crate is pulled along a level surface by an engine. the coefficient of friction between crate and surface is 0.4. a. how much power must the engine deliver to move the crate at 5.0m/s. b. how much work is done by the engine in 180s

At full power, how long would it take for the car to accelerate from 0 to 58.0 mph? neglect friction and air resistance.

Ted williams hits a baseball with an initial velocity of 120 miles per hour (176 ft/s) at an angle of θ = 35 degrees to the horizontal. the ball is struck 3 feet above home plate.

Scientists hypothesize that oxygen began to accumulate in earth's atmosphere of living things with the ability to?

The 3 stages of the water cycle are

What is the main natural force responsible for mass movement of rocks and debris?

In a mass spectrometer, a specific velocity can be selected from a distribution by injecting charged particles between a set of plates with a constant electric field between them and a magnetic field across them (perpendicular to the direction of

What is the force of attraction between two masses 5kg and 8kg at a distance of 60cm apart. (A) 4.5*10-9N (B) 5.6*10-9N (C) 7.4*10-9N (D) 8.0*10-9N (E) 10.5*10-9N