This is timed according to newton’s first law of motion, when will an object at rest begin to move? a ) when its inertia decreases to zero b ) when an unbalanced force acts upon it c ) when the action and reaction forces are equal when d ) two equal and opposite forces act upon it

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.

The ideal gas model is valid if which of the following conditions is true? the gas density is low. the gas density is high. the temperature is low. the temperature is high. the gas density and the temperature are low. the gas density and the temperature are high. the gas density is high and the temperature is low. the gas density is low and the temperature is high.

The dominant wavelength of energy emitted by the sun is