When Earth was formed, in what order did things form? a. The planet, the oceans, life, land c. The planet, land, the oceans, life b. The planet, life, oceans, land d. The oceans, land, life, the planet

What is the weight of a feather (mass = 0.0001 kg) that floats through earth's and the moon's atmospheres?

An electron moves with a constant horizontal velocity of 3.0 × 106 m/s and no initial vertical velocity as it enters a deflector inside a tv tube. the electron strikes the screen after traveling 26 cm horizontally and 19 cm vertically upward with no horizontal acceleration. what is the constant vertical acceleration provided by the deflector? (the effects of gravity can be ignored.)

During a car accident, a 125kg driver is moving at 31m/s and in 1.5s is brought to rest by an inflating air bag. what is the magnitude of the change in momentum to the driver