A person walks 4.0 kilometers north, then 4.0 kilometers west. His displacement is closest to

Cold butter placed on hot corn melts because of convection. agree disagree it depends

A bowling ball with a mass of 4.5 kg travels at a velocity of 37 m/s for 2.5 s until it is stopped at the end of the lane by the ball return. What additional information is required to determine the weight of the bowling ball? A.

If an element has 5 electrons how many of them will be in the 2nd energy level

How can people reach their full potential?

What happens when calcium reacts with chlorine?

Two planets p1 and p2 orbit around a star s in circular orbits with speeds v1 = 44.0 km/s, and v2 = 56.2 km/s respectively. (a) if the period of the first planet p1 is 700 years what is the mass, in kg, of the star it orbits around? kg

The theory describing the movement of the plates is called plate motion theory. True or false?

Would electromagnetic waves exist if changing magnetic fields could produce electric fields but changing electric fields could not, in turn, produce magnetic fields? Explain.

A person walks 4.0 kilometers north, then 4.0 kilometers west. His displacement is closest to

A radar station detects an airplane approaching directly from the east. at first observation, the range to the plane is d1 = 354 m at 40° above the horizon.