The area of the bar over r = 2 is 0.234. what is the area of the bar over r = 4?

A tiger travels 3m/s^2 for 4.1s, what was its initial speed if it's final speed was 55k/h?

How is the surface area to volume ratio maximized in lungs?

if a 990 kg car is traveling on the road and Ff is 360 N to the east and the applied force is 1330 N to the west is the car displaying acceleration or in a constant motion choose the best answer to describe the cars motion A. at a constant motion B.

Which is a tool used by scientists to determine the composition of objects? a hologram a spectrometer a wave front a prism

How does viscosity affect flow width?

What is a magnetic field and how does it interact with magnetic materials?

What is significant about holden sitting on the radiator?

Which of the following occurs in meiosis that does not occur in mitosis 1 fertilization occur 2 body cells are made 3 sex cells are made 4 cell division occurs

A hot air balloon is hovering in the air when it drops a 40 Kg food package to some lost golfers. If the package is dropped from an altitude of 500 m and air resistance can be neglected, how fast is the package moving when it hits the ground?

you often hear people particularly TV announcers talk about "high rate of speed" what do you think they mean according to the specifics of physics definitions what are they really saying