Hana fills a cup with sandy ocean water. She pours the mixture through a filter. What does she collect that passes through the filter?

What happens in the process of beta decay? A. A neutron transforms into a proton and an electron. B. A proton transforms into a neutron and an electron. C. A neutron and an electron combine to make a proton. D.

How do toothpaste prevent tooth decay?

Identify the period and group numbers of the element with the electron configuration. [Ne]3s23p4

Sodium inside a star is most likely formed by which process? fusion beta emission alpha emission fission

An object with more inertia is both harder to?

Calculate the percent activity of the radioactive isotope strontium-89 remaining after 5 half-lives.

Describe 2 theories for yawning

When a bimetallic bar made of copper and iron strips is heated, the bar bends toward the iron strip. the reason for this is?

Where does transcription happen? why is it only in this location?

True or false during decomposition nitrogen gas is changed into nitrogen compounds