Express the distance between saturn and the sun in meters using powers of 10. express your answer using two significant figures.

An ice cube floats in a glass of water. Which of the following statements is true? Heat will flow from the water into the ice. Heat will flow from the ice into the water. Cold will flow from the water into the ice.

A plane comes out of a power dive, turning upward in a curve whose center of curvature is 1300 m above the plane. The plane's speed is 260 m/s. a. Calculate the upward force of the seat cushion on the 100 kg pilot of the plane. b.

A moving car has kinetic energy. To bring the car to rest, you must decrease its kinetic energy to zero. The brakes do this work by applying a force over a distance. What effect would doubling the speed have on the braking distance?

An example of technological change is A. being able to produce the same output using fewer inputs. B. being able to produce more output using the same inputs. C.

Which of the following correctly describes the importance of demonstrations to a scientific investigation? A. In a demonstration, empirical data is collected. B. A demonstration is a process involving scientific investigation. C.

A 1.2 m wire carries a current of 10.0 A in a uniform magnetic field of 0.050T. Find the magnitude of the magnetic force on the wire.

What is the definition of air pressure

A cold glass of iced tea warms quickly on a hot day through the process of A. conversion. B. insulation. C. conduction. D. expansion.

As a woman walks, her entire weight is momentarily placed on one heel of her high-heeled shoes. Calculate the pressure exerted on the floor by the heel if it has an area of 1.83 cm2 and the woman's mass is 54 kg. Express the pressure in Pa.

What is a barred spiral?