8th Grade
pH that ranges from 7 down to zero and has the H+ ion.
What are ACIDS?
Cell wall, chloroplasts, and a large vacuole belong to this.
What is a PLANT cell?
When looking at a line graph, the X axis indicates this.
What is the INDEPENDENT variable?
Breaking a pencil in half is this type of change.
What is a Physical Change?
The scientist who gave us an atomic model with rings and electrons found on specific rings.
Who is Niels Bohr?
A circuit that contains the loads and energy sources in a "loop" like formation.
What is a SERIES circuit?
Responsible for cellular respiration process that makes ATP in cells.
What is the MITOCHONDRIA?
On a Distance Vs. time graph, what it means when there is a plateau or flat line.
What is a STOP or rest?
The ability to do work, Expressed in Joules.
What is Energy?
The number that indicated one element as being different from the rest.
What is the Atomic Number? (Protons)
The energy transformation that occurs in a battery operated flashlight.
What is CHEMICAL to ELECTRICAL to LIGHT (RADIANT) ?
The order from general to specific when breaking down Domains.
What is Kingdom, Phylum, Class, Order, Genus, Species?
Used for measuring volume in specific measurements.
What is a graduated cylinder?
Made of O3 that protects us from the harmful rays of the sun.
What is the OZONE layer?
A relationship where one organism benefits and the other is harmed.
The two methods (additions) to best increase the strength of an electromagnet.
What is to ADD MORE COILS and ADD MORE BATTERIES?
Homologous structures, vestigial structures, DNA, mutations, and fossils are evidence of this.
What is EVOLUTION?
The items that must be kept the exact same in laboratory experiments in order to get valid results.
What are controlled variables?
The moon that is completely bright as we see it.
What is a FULL moon?
Algae, slime molds, and Protozoan are in this category of Eukaryotes that live in wet conditions.
What are Protista?
The missing product of :
CaCO3 ----> CaO + _____
What is CO2?
Our genetic code and genes are wound tightly and packed into these, which humans posses 46 of.
What are CHROMOSOMES?
Bubbles forming, precipitate made, color changes, and light or heat changes.
What are chemical reaction indicators?
The cause of tectonic plate motion.
What are convection currents of magma below earths surface?
Adenine, cytosine, Guanine, and thymine, which make up DNA.
What are the DNA base pairs?