A 40 kg person sits on top of a 400 kg rock. What is the person's weight? 390 N

440 N

3500 N

3900 N

4290 N

What can stay constant if there were no forces

The left ventricle of a resting adult's heart pumps blood at a flow rate of 85.0 cm3/s, increasing its pressure by 110 mm Hg, its velocity from zero to 25.0 cm/s, and its height by 5.00 cm. (All numbers are averaged over the entire heartbeat.

Electrons move in orbits in the same way planets orbit the sun

Bernice left home, driving her car at a rate of 60 miles per hour. Carla left 2 hours later, driving at a rate of 75 miles per hour. How long will it take Carla to catch up to Bernice?

Using the results of Question 1 that would apply if the collision were inelastic, compute (using Excel in the yellow highlighted box) the fractional kinetic energy loss during the collision. Express the "loss" as a percent.

What does the theory of plate tectonics suggest?

The clavicle is also called the

Astronomers want to study a star in the Andromeda galaxy, the closest galaxy to our own. Which instrument has the advanced technology needed to study such a far-off object? Select three options. A. rover B. probe C. satellite D. space station E.

Tp-11 why must you operate the exhaust blower before starting a boat's inboard gasoline engine?

The flow of electrons from one atom to another is called