Most substances dissolve A. at a constant rate regardless of heat transfer. B. more quickly as heat is removed from them. C. at the same rate as all other substances. D. more quickly when heat is added to them.

Which best describes the motion of the object between 1 and 4 seconds? The object has decreasing acceleration and increasing velocity. The object has positive acceleration and eventually stops.

Compared with ultraviolet radiation, infrared radiation has greater (a) wavelength; (b) amplitude; (c) frequency; (d) energy.

An exhausted bicyclist pedals somewhat erratically when exercising on a static bicycle. The angular velocity of the wheels follows the equation? (t) = at? bsin (ct) fort?0, where t represents time (measured in seconds), a = 0.500 rad/s2, b = 0.

A car is traveling at an average speed of 12m/s for 7.2 hours. How far did the car travel

you and your dad are moving the couch from one side to another. your dad pushes with a force of 35 N to the right and you push with a force of 25 N right. what is the net force on the couch?

A school bus full of students drives down the road. Because it is moving, it has 1. potential energy because it has the ability to take the students to school. 2. kinetic energy because it has the ability to take the students to school. 3.

How many additional valence electrons does fluorine need to have a full valence shell? A. One B. Two C. Eight D. Seven

If you double the radius of the earth and keep the mass of the earth the same, the acceleration of gravity on the surface of the earth will be approximately ...

In an electron dot diagram the symbol for an element is used to represent

The space shuttle undergoes an acceleration of 53.9 m/s2. How fast is it traveling at the end of 55.2s