One car is sitting still the other is moving at a velocity of 4m/s. If two cars have a mass of 0.04 kg run into each other, what is the momentum of the pared cars?

Two electrodes connected to a 9.0 V battery are charged to ±45 nC. What is the capacitance of the electrodes?

Select the effects of radiation below that are stochastic: associated with short-term, high-level exposure associated with long-term, low-level exposure include cancer and other DNA mutation include burns and radiation sickness

A substance particle that has no charge and very small mass is called

What form of energy is most abundant on earth

Which of the following ideas provided an important step toward a more complete understanding of blackbody radiation?

Why is it harder to get something moving than to keep it moving?

An advertisement for a new fish food claims that lab studies show that fish grew three inches in three weeks while eating the food. Travis wondered if the food was worth the extra cost. To evaluate the claim in the advertisement, Travis should

What will happen to an astronaut when the jets produce these four forces

What does it mean when the mark on the ramrod disappears into the barrel of the muzzleloader?

Explain the relationship between speed, velocity and acceleration