Earth's size and composition led to volcanic activity, which, in turn, had a major impact on earth's
1.moon
2.orbit
3.atmosphere
4.rotation

At time t=0, a particle is located at the point (3,6,9). it travels in a straight line to the point (5,2,7), has speed 8 at (3,6,9) and constant acceleration 2i−4j−2k. find an equation for the position vector of the particle.

An electric clothes dryer has a resistance of 8 ohms. it draws 30 a of current. what is the voltage, in volts, of the wall outlet that it is plugged into?

What are two different ways you could find the value of a? explain these methods.