What atmospheric constituent is responsible for the blue color of uranus and neptune?

a. Hydrogen

b. Water

c. Ammonia

d. Methane

An electric appliance draws 1.5 amperes of current when it is connect 24-volt source. What is the resistance of this appliance? (5F) F 0.063 ohm G 11 ohm H 16 ohm 54 ohm

Determine the type and degree of each of the following expressions 9x^4 y^9 x^4-3x^2+7x^5 19a^6b^2 + 8ab^3c - 27a^7

Calculate how much an astronaut with mass of 90 kg would weigh while standing on the surface of Mars. The acceleration due to gravity on Mars is approximately 3.7 m/s^2. Express your answer in Newtons. Show your work

The depth of the Hoover dam is 220m. What is the water pressure at the base of the dam?

Kenneth ran a marathon (26.2 miles) in 5.5 hours. What was Kenneth's average speed? (Round your answer to the nearest tenth.)

A person with his ear to the ground, sees a huge stone strikethe concrete pavement. A moment later two sounds are heard from theimpact: one travels n the air and the other in the concrete, andthey are 2.2 s apart.

An athlete on a sled is moving with a speed of 3.0 m/s across a pond covered with ice. If the total mass of the sled-athlete system is 95.0 kg, what magnitude of the average force is required to bring the sled to rest in 15.0 s

What device is used for side mirrors on automobiles

In order for an object to accelerate, what must be applied?

The switch S is closed at t = 0 (assume that the battery voltage remains constant at 10V and the resistance of the inductor is negligible).