How many people does it take to pull a wagon?

A mass of 5 kg stretches a spring 10 cm. The mass is acted on by an external force of 10 sin (t/2) N (newtons) and moves in a medium that imparts a viscous force of 2 N when the speed of the mass is 4 cm/s.

A maglev train requires which of the following? a. the track and the train must have the same mangetic poles b. the track and train must have different magnetic poles c.

How does the release of an alpha particle affect a mass number? Atomic number?

A 0.100-kilogram apple falls from a height of 1.50 meters to 1.00 meters. Ignoring frictional effects, what is the kinetic energy of the apple at this height?

Part a a box is being pulled to the right over a rough surface. t > fk, so the box is speeding up. suddenly the rope breaks. what happens? the box a box is being pulled to the right over a rough surface. t >, so the box is speeding up.

Why does life be life

How are hypotheses and theories related to each other?

During the refrigeration cycle, what does the refrigerant do? Absorbs and releases thermal energy by first vaporizing then condensing. Absorbs and releases thermal energy by first condensing then vaporizing.

Find the unbalanced force required to accelerate a 6kg mass at 3ms

A bus travels 300 km south along a straight path with an average velocity of 85 km/h to the south. The bus stops for 22 minutes. Then it travels 220 km south with an average velocity of 78 km/h to the south.