What organelle is the powerhouse of the cell?
The mitochondria
What is the SI unit of force?
Newton
What are ionic bonds?
A bond between a metal and a non-metal
What is the term for the diffusion of water across a selectively permeable membrane?
Osmosis
What is the SI unit of frequency?
What 3 parts make up an atom?
protons, neutrons, and electrons
What type of muscle connects the muscles to bones in vertebrates?
tendons
What is the phenomenon where light is bent as it passes from one medium to another?
Refraction
An atom with the same number of protons and electrons, but a different number of neutrons is known as ...
an isotope
What is the term for the specific sequence of nucleotides in DNA that codes for a particular protein or trait?
Gene
What is the SI unit of energy?
Joules
What element is most often used for nuclear weapons
Uranium
What is the equation for photosynthesis?
Water + Carbon dioxide -> Glucose + Oxygen + Energy
Someone who is near-sighted has what type of lenses in their glasses?
Concave
What is the pH of acids?
less than 7