A ball is thrown downward at 5ms from roof 10m high its velocity when it reaches the ground is?,

A steel pipe of 12-in. outer diameter is fabricated from 1 4 - in.-thick plate by welding along a helix that forms an angle of 25° with a plane perpendicular to the axis of the pipe.

What is the average acceleration of a car that is initially at rest at a stoplight and then accelerates to 24 m/s in 9.4 s? A. 0.39 m/s2 B. 2.6 m/s2 C. 5.2 m/s2 D. 8.2 m/s2

Q27) A racing car can be slowed with a deceleration of - 11 m/s?. If it is moving with 55 m/s how for will it travel to stop, express your answer in scientific notation? a) 2.4 x10 m b) 4.1 x10 m C) 1.4 102 m d) 3.2 10m

Which of these describes conduction? A. transfer of heat by the actual movement of warmed matter B. transfer of heat between two objects that are touching C. the process in which energy is released by molecules D.

In 2 seconds, a ball travels 100 cm. What is the average speed of the ball?

A small metal block (shaded block) is released from rest at the level of the top dashed line. It either falls or slides on a frictionless incline to the level of the bottom dashed line (dotted block).

Which metal ion has the "coolest" flame color? What color is it?

Which of the following statements accurately describes a series circuit?

All of the planets stay near the ecliptic as they move on the Celestial Sphere

What replaces a cold current that sinks to the ocean floor?