Which is true about comets?

The orbits of comets do not take them past the Jovian planets.

The Oort cloud of comets is found between Neptune and Pluto.

All comets have long tails made of vaporizing gases.

Comets are held together by frozen gases.

What type of process is involved when the wind wears away a rock surface? a. Chemical weathering b. Erosion c. Physical weathering d. Mountain building

What are the solutions of drouht and desertification

Which sequence of geologic events is in the correct order, from oldest to most recent? (1) oceanic oxygen begins to enter the atmosphere → earliest stromatolites → initial opening of the Iapetus Ocean → dome-like uplift of the Adirondack region

Which of the following events occurred first in Aboriginal history? A. The government reclaimed 13,000 acres of land that had been given to Aborigines. B. The Native Land Act was passed, giving Aborigines land rights. C.

Describe the rivers and oceans in samatra indoneshia

Fossil fuels such as coal, oil, amd natrual gas were formed over millions of years ago by

Cyclonic low-pressure storms of high winds that develop over water are called

The definition of plate boundary

How can littering negatively/impact the environment?

What is melted rock called and where does it come from?