Which of the following is not considered to be a rock

A (coal) B (sandstone) C (pumice) D (lava)

Is there 1,000 more milky way in the galaxy? If it is true is there life also? Are aliens real?

What charge does an atom have when electrons are lost from the atom?

What is the momentum of a 5.6 kg ball going 22m/s?

How far does a car move when it travels 50 miles an hour for 4 hours?

What happens when an interstellar cloud fragment contracts?

3 rights for all U. S residents

Which is a characteristic of the electron Sea model for Metallic bonding

A car is stopped at a red light. When the light turns green, the car starts accelerating again. In the process, a cup of coffee sitting in a cup-holder spills out onto the rear seats. Why does this happen?

Use hubble's law to determine the distance to a galaxy which is moving away at a velocity of 3,500 km/s. (assume that h = 70 km/s/mpc)

Circuit has a single pathway for the electrons of flow. series parallel