Masses in the universe curve space-time. What does the resulting shape of space-time cause?

a. equilibrium (not the answer)

b. friction

c. length contraction

d. gravity

Responding to the environment by maintaining a stable internal environment despite changing external conditions is

A man pushes a drum of oil 10kg up an incline OA. If OA is 5m and AB is 3m, what is the potential energy of the drum at A.

A lamp operates at 115 volts with a current of 0.25 ampere. What is the lamp's resistance?

A 1423 kg car is traveling down the road at 105.0 km/h. while traveling at this rate of speed, what is the kinetic energy of this vehicle in kilojoules?

The alkali metals all react vigorously with water. Which alkali metal would react to the greatest extent if you have equal amounts of each? A) K B) Li C) Na D) Rb

On a weather map places that have the same temperature are joined with lines called

Which of the following generally speed up a reaction? A. increasing the activation energy B. removing any catalysts C. adding more heat D. shaking the container holding the reaction

Cual es el peso de 5L de un fluido que tiene una densidad 3.5 veces mayor que la del agua?

A flask containing neon gas is connected to an open-ended mercury manometer. The open end is exposed to the atmosphere, where the prevailing pressure is 745 torr. The mercury level in the open arm is 50.

1. f= 2. v= 3. 2 = 4. T= 8 m/s 8 sec 8 Hz 8 m Match the letters with the measurements