99% of all the matter that can be observed in the universe exists as

Which statements best describe X-rays?

A coin is placed on a large disk which rotates uniformly at a rate of 1 rot/s. The coefficient of friction between the coin and the disk is 0.1.

Generate an explanation for the following formula: P = I2R

As you get closer toward the sun, what happens to the period of rotations of gas giants? a) stays the same b) increases c) decreased

A 400kg horse is connected via a harness to a 498 kg cart. The earth exerts a gravitational force on both the horse and the cart. The gravitational force exerted on the earth by the car is?

A rock climber is 200m above ground and has a GPE of 117,600 J. What is the rock climber's mass

If the photon scatters in the backward direction, what is the magnitude of the linear momentum of the electron just after the collision with the photon

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?