Chemistry
Sugar dissolved in water is an example of...
solution
V stands for ____ measured by a _________
voltage, voltmeter
Mars is which type of planet?
Terrestrial
Primary consumers are which trophic level?
second
It's so massive not even light can escape its event horizon!
a black hole
it's the density of an object with a mass of 12g and a volume of 4mL.... include the units in your answer
3g/ml
What is the unit of resistance?
Ohm
an astronomical unit is the same as the distance between which two celestial bodies?
Sun and earth
The atmosphere is mostly made of this gas
nitrogen
This travels at 300,000,000 m/s! The fastest thing in the universe!
light
The atomic number is unique to each element. It represents the number of ____
protons
A neutral object and a charged object touched together. Previously, the charged object was repelled by a negative object. The neutral object is now ___ charge.
negative
List the planets in order
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
Define Abiotic
non-living, and never having lived or been part of a living thing component of the ecosystem
These two processes are opposite chemical reactions which pass energy from sunlight up a food chain
photosynthesis and cellular respiration
name all three subatomic particles and their charges
Proton + , electron (-), neutron, 0
A heater pulls 10A at 120V. What is its resistance?
12 Ohms
What unit of measurement would be best for the diameter of the Milky Way?
light years
Define ecological Niche
what it needs to live, what it eats, what eats it
The planets are named after?
Roman Gods
How many electrons will be in a Carbon atom?
6
The ________ stays the same throughout all branches of a parallel circuit
If Ms. Irlin could visit any planet in the solar system, which would he choose?
Earth, Duhhh, it's the only one she can survive on
What type of organism feed on dead and decaying matter?
decomposer and/or scavenger
Einsteins most famous equation
The family name for the most reactive metals is...
Alkali metals
List 3 types of Load
Motor
Speaker
Bulb
Heating element
Etc.
How does a lunar eclipse occur?
The Earth blocks the sunlight from hitting the moon
When pesticide concentrations increase moving up a food chain, what term do we give this?
Biomagnification
Name one of the three astronauts wich landed on the moon in the Apollo 11
Neil Armstrong, Buzz Aldrin, and Michael Collins
Explain how to draw a Bohr-Rutherford diagram
Nucleus in the center, containing the protons and neutrons. (Neutrons = atomic mass - atomic number)
Electrons (same number as protons) are drawn in orbits around (max number 2,8,8)
What is the difference between AC & DC
Electorns shuffling or electrons flowing
Which is the FIRST moon phase after a new moon?
waxing crescent
What term is used to descrbe an ecosystems 'balance' unchainging until outside factors influence it?
Equilibrium/ Sustainable
What are my cats' names?
Leo, Luna, Kawhi
Number of protons, neutrons and electrons for magnesium
12 p, 12 e, 12 n
What is the efficiency equation?
Efficiency = Eout (useful)/ Ein * 100%
What is a galaxy?
Billions of stars dust etc.
A fish living in polluted water for multiple years suffers from?
What is Nasa's newest telescope satellite called
James Webb space telescope