APES Summer Notes Quiz 9/4

NOT all of the terms in the notes just the ones I have trouble remembering

Environmentalism

A social movement that seeks to protect the environment through lobbying, activism, and education

Null hypothesis

A prediction that there is no difference between the groups or conditions that are being compared.

Disseminate Findings

Scientists present papers at conferences and publish the results of their investigations. This allows other scientists to repeat the original experiment and verify or challenge the results. This can lead to a hypothesis eventually becoming a theory.

Isotopes

Atoms of the same element with different numbers of neutrons

Radioactive decay

The spontaneous release of material from the nucleus of radioactive isotopes.

Hydrogen Bond

A weak chemical bond forms when hydrogen atoms that are covalently bonded to one atom are attracted to another atom on another molecule

Polar Molecule

A molecule in which one side is more positive and the other side is more negative

Capillary action

A property of water that occurs when adhesion of water molecules to a surface is stronger than cohesion between the molecules

The second law of thermodynamics

The physical law states that when energy is transformed the quantity of energy remains the same, but its ability to do work diminishes.