A race car has a mass of 710kg. It starts from rest and travels 40.0m is 3.0s. The car is uniformly accelerated during this time. What bet force is acting on the car?

In what direction does the medium move relative to the direction of the wave? Explain.

Jayme, who has a mass of 40 kg, is ice-skating and traveling at 4 m/s to the north towards anthony, who has a mass of 65 kg and is traveling south at 12 m/s towards jayme. as the two approach each other, jayme suddenly grabs the arm of anthony.

If an object has a mass of 10 kilograms, how much does it weigh in newtons?

The effect of a catalyst on a chemical reaction is to provide a new reaction pathway that results in a different

Decreasing the temperature of a reaction decreases the reaction rate because A) decreasing the temperature also decreases the pressure. B) decreasing the temperature may cause a reactant to solidify.

A tube, open at only one end, is cut into two shorter (nonequal) lengths. The piece that is open at both ends has a fundamental frequency of 422 Hz, while the piece open only at one end has a fundamental frequency of 666 Hz.

Table tennis the path of a table-tennis ball after being hit and hitting the surface of the table can be modeled by the function h=-4.9t (t-0.42) where h is the height in meters above the table and t is the time in seconds.

A coat rack weighs 65.0 lbs when it is filled with winter coats and 40.0 lbs when it is empty. The base of the coat rack has an area of 452.4 in2.

An initially stationary object experiences an acceleration of 6 m/s2 for a time of 15 s. How far will it travel during that time?

How was helium first discovered? mining of the radioactive element uranium using spectral analysis of the Suns' emission spectra o hubble obtaining samples from explosions off the surface of the sun deep sea mining off the coast of Texas