Increasing radius causes which of the following?

A. Acceleration and force to increase

B. Acceleration and force to decrease

c. Acceleration to stay the same and force to

increase

D. Acceleration to increase and force to stay the

same

What does the law of conservation of momentum say?

When demand for electric power is high, power company sometimes reduced the voltage, thereby producing a "brown-out." What is being saved?

What is the mechanical advantage of a machine that uses an input force of 20 newtons to achieve an output force of 60 newtons

A 4.0 kg object will have a weight of approximately 14.8 N on Mars. What is the gravitational field strength on Mars? 40 N/kg 3.7 N/kg 1.48 N/kg 0.27 N/kg

Your boss asks you compare two sound waves and determine which has the higher frequency. Wave A has a period of 4⁄100 second and Wave B has a period of 1⁄7 second. What would you tell your boss? A. Wave B has the higher frequency.

Consider a rough asphalt roadway with 17 cm curbs and one 3.75 m lane in each direction and a 1.45 m shoulder on each side. The road has a longitudinal slope of 0.75% and is crowned in the center with a transverse slope of 2.25%.

An example of an opinion would be which of the following? bob s burgers is the best show on television. cake is appropriate for many occasions. earth is 238,900 miles from the moon. none of these

Which is a concern about mining for uranium? -Heated water could be released into the environment. -Dust released in the air could be radioactive. -Supplies could become low during a drought.

In 1986, a gargantuan iceberg broke away from the Ross Ice Shelf in Antarctica. It was approximately a rectangle 160 km long, 40.0 km wide, and 250 m thick. What is the mass of this iceberg, given that the density of ice is 917 kg/m3?

The weight of an astronout is 60kg on earth, find the wight of the same object on the planet where the gravitational attraction has been reduced to 1/10 of the earths pull