Why does digital Radiology provide a reduced radiation dose compared to film?

A metal object is suspended from a spring scale. The scale reads 930 N when the object is suspended in air, and 731 N when the object is completely submerged in water. Find the volume of the object. The acceleration of gravity is 9.8 m/s 2.

How do the orbits of the planets farthest from the sun compare to the orbits of the planets closest to the sun?

Suppose you want to separate the leaves, acorns, and twigs from a pile of soil. Filtration and distillation are two processes of seperating mixtures. Explain which process you would use and why.

Cindy is changing the tire on her car on a steep hill, 27.6 m high. She trips and drops the 8.7 kg spare tire, which rolls down the hill with an initial speed of 2.37 m/s. What is the speed of the tire at the top of the next hill, which is 7.

How many hydrogen atoms could bind with oxygen? A. 0 B. 6 C. 1 D. 2

Why fan rotates in a clockwise direction and why not in a anti clockwise direction

If the force of gravity increases, which mearsurement will change and how? A.) weight decreases B.) mass increases C.) mass decreases D.) weight increases

A 6.0 kg box slides down an inclined plane that makes an angle of 39° with the horizontal. If the coefficient of kinetic friction is 0.19, what is the magnitude of the acceleration, in m/s2, of the box down the slope?

Identify the following as a suspension or a colloid. sand in water

A cyclist starts at a position of 0 m and takes 3 s to move east to a position of + 8 m. He then cycles west to a position of + 5 m which takes an additional 2 s. What is the cyclist's displacement? a. + 11mb. - 8mc. - 5m d. + 5m