If two stars are the same size and one is twice the temperature of the other, how much more luminous is the hotter one? quizlit

Discuss the factors that are used to determine power.

6. A 0.09 kg arrow hits a target at 22 m/s and penetrates 4 cm before stopping. a. With what average force did the target exert on the arrow? b. With what average force did the arrow exert on the target? c.

When a force of 15 Newton's is applied to a stationary chair what can u say about the frictional force

Shawna is very knowledgeable about cars

A golfer uses a club to hit a 45 g golf ball resting on an elevated tee so that the golf ball leaves the tee at the horizontal speed of + 38m/s.

A car speeds up from 15 m/s to 30 m/s in 12 seconds. What is the acceleration of the car?

These examples include learned and innate behavioral adaptations of animals. Which statement describes a learned behavioral adaptation of an animal? A. Your knee j e r k s when it is hit by a doctor. B. A dog shakes water from its fur. C.

Vitellium (Vi) has the following composition:Vi-188: 187.9122 amu; 10.861%Vi-191: 190.9047 amu; 12.428%Vi-193: 192.8938 amu; 76.711%Based on this data, what can you predict about the average atomic mass of vitellium?

if you have an experimental setup which has three unknowns, how many linearly independent equations do you need to determine the unknowns to find one unique solution?

What is a sedimentary rock consisting of material that was precipitated from water