Earth Science
What is a piece of evidence that supports the Big Bang Theory?
A) Geometric Model
B) Red Shift
C) Heliocentric Model
D) Universe collapsing inwards
B) Red Shift
What are the 3 subatomic particles in an atom?
A. Positrons, neutrons, and alpha particles
B. Protons, beta particles, and alpha particles
C. Electrons, positrons, and neutrons
D. Protons, neutrons, and electrons
D. Protons, neutrons, and electrons
Velocity is measured in meters per second; this abbreviated a is meters per second squared
A) Acceleration
B) Velocity
C) Speed
D) Force
A) Acceleration
What are the two types of cells?
Prokaryotes and eukaryotes
How many years ago did the universe begin to form?
A) 14 billion years ago
B) 14.5 million years ago
C) 16 billion years ago
D) 15 million years ago
A) 14 billion years ago
Who was the one who noticed the galaxies were moving apart from one another?
A) J.J. Thomson
B) Ernest Rutherford
C) Edwin Hubble
D) Niels Bohr
C) Edwin Hubble
Where are electrons located?
Answer: Outside the nucleus or in orbitals
Relativity theory assumes that the effect of acceleration on an object equals the effect of this force
A) Spring Force
B) Normal Force
C) Gravity
D) Tension
C) Gravity
What is the function of the organelle named mitochondria?
A) stores water and other materials
B) digests food particles, wastes, cell parts, and foreign invaders
C) breaks down food molecules to make energy available (ATP)
D) capture energy from the sun and use it to produce food for the cell
C) breaks down food molecules to make energy available (ATP)
What is the state called when an electron moves from a lower energy orbital to a higher energy orbital through an input of electricity?
Answer: Excited state
What is the difference between Geocentric and Heliocentric Theory?
Answer (should be along the lines of): The geocentric theory states that the Earth is in the center sitting still where the planets are orbiting around it in a perfect circle, while the heliocentric theory states that the sun is in the center sitting still where Earth and other planets orbits around the Sun.
Unknown substance K contains salt, milk, iron filings, and sand. What is unknown substance K?
A) A compound
B) An element
C) A mixture
D) A molecule
C) A mixture
The tendency of things to resist change in motion is
A) Friction
B) Inertia
C) Resistance
D) Force
B) Inertia
What are the phases of the cell cycle?
Gap 1 (G1), Synthesis (S), Gap 2 (G2), and Mitosis
What are the three most common types of radiation?
Answer: alpha, beta, and gamma ray
What is a geocentric and heliocentric model?
Answer: The geocentric model states that the Earth is in the center, while, heliocentric model states that the Sun is in the center.
Name three separation techniques that can be used to separate solutions
Distillation, filtration, chromatography, etc. (answers may vary)
This Italian discovered the laws of the pendulum when he observed a hanging lamp swinging back & forth
A) Galileo
B) Albert Einstein
C) Michael Faraday
D) Isaac Newton
A) Galileo
All of the following produce ATP except:
Fermentation
Glycolysis
The Krebs cycle
Lactic acid fermentation
4. Lactic acid fermentation
In a perfectly inelastic collision this is what would happen to the 2 objects that meet?
They would stop
State one evidence of the Big Bang Theory.
Abundance of Light Elements
The RedShift of Distant Galaxies
Cosmic Background Radiation
Who is known for their two atomic laws and atomic model of hard, indivisible spheres? In addition, state one of the atomic laws.
John Dalton, Law of Conservation of Mass, the Law of Definite Proportions
An object on a table & a compressed spring both have this type of energy; one gravitational, one elastic
Potential Energy
Insulin is a signaling molecule that
Enters the nucleus and acts as a transcription factor
Is a ligand for an intracellular receptor protein
Is a second messenger that activates cAMP
Is a ligand for a membrane receptor protein
4. Is a ligand for a membrane receptor protein
What is a benign tumor?
Tumors which only grow in one place and are non-cancerous
Tumors that metastasize and are cancerous
Treatment for cancers that stops cellular division
Genes that prevents tumor growth
Tumors which only grow in one place and are non-cancerous