If John has 8 apples and his train is 7 minutes early. Calculate the mass of sun at 12:12 pm

Galileo first proposed the heliocentric model of the solar system

What is the kinetic energy of a 25 kg object moving at a velocity of 5 m/s?

Through which material does light move fastest? -Ocean Water -Open Space -Stained Glass -Silver Metal

A rescue helicopter is hovering over a person whose boat has sunk. one of the rescuers throws a life preserver straight down to the victim with an initial velocity of 1.46 m/s and observes that is takes 1.8 s to reach the water.

A 35.0 kg child slides down a long slide in a playground. She starts from rest at a height h1 of 24.00 m. When she is partway down the slide, at a height h2 of 12.00 m, she is moving at a speed of 6.70 m/s.

An input force of 35 newtons is applied to a machine with a mechanical advantage of 0.75. what is the size of the load this machine could lift (how large is the output force) ?

Three children are riding on the edge of a merry-go-round that is 100 kg, has a 1.60-m radius, and is spinning at 20.0 rpm. The children have masses of 22.0, 28.0, and 33.0 kg. If the child who has a mass of 28.

A 3.62 g bullet moving at 270 m/s enters and stops in an initially stationary 2.30 kg wooden block on a horizontal frictionless surface.

A vertebra is subjected to a shearing force of 535 N. Find the shear deformation, taking the vertebra to be a cylinder 3.00 cm high and 4.00 cm in diameter. The shear modulus for vertebrae is 8.00 * 1010 N/m2.

A girl cycles for 2 hours at a speed of 25 km/hr. What distance did she travel?