2. Atoms are stable and not likely to react when.

3. Which group of atoms are stable and why?

4. Why do elements react?

This is a statement that a particular event will occur, based on reasonable observations of prior events.

Five darts strike near the center of the target. Who ever threw the darks is?

The leading cause for dementia is Alzheimer's disease. True False

Why is objectivity important for scientific investigations?

In the 1920s, Edwin looked at the spectra of stars from distant galaxies. To his surprise, he found that all of these spectra were red-shifted, and that the more distant the galaxy, the greater the red shift.

Fossil fuels are considered useful to humans because they are

Which organelles are unique to plant cells? chloroplasts mitochondria vacuoles nuclei

An atom that has 13 protons and 15 neutrons is an isotope of the element? How can I count it?

Which element is nuclear fusion least likely to produce? hydrogen, which has an approximate mass of 1 chlorine, which has an approximate mass of 35 argon, which has an approximate mass of 39 silicon, which has an approximate mass of 28 I know the

How deep does the surface current known as the Gulf Stream go A. 3,000 meters B. 3 meters C. 300 meters