Waves and Energy
Earth and Moon Science
Space Science
Physical Science
Life Science
100

Gravity is pulling an object down with a force of 300 Newtons. A parachute is pulling the object up with a force of 250 Newtons. The net force on the object is ___ ___ 

(Answer should have a number and direction)

50 Newtons Down

100

____: To spin on an axis.

____: To orbit something.

Rotation... Revolution

100

The _______ model stated that the earth was at the center of the solar system, but the _________ corrected this model by placing the sun at the center of the solar system. 

Geocentric...heliocentric

100

Distance/Time=____

Speed

100

What theory in science is defined by these ideas:

  1. The cell is the basic building block in all living things.
  2. All organisms are made up of one or more cells.
  3. Similar cells from similar species are essentially the same in chemical composition.
  4. All cells come from the division of pre-existing cells.
  5. Cells contain genetic material that is passed down to daughter cells during cell division.
  6. Energy flow (metabolism) occurs within cells.

Cell Theory

150

____: The force that opposes motion caused by surfaces rubbing.

____: The force attracting objects to each other, caused by their mass and the distance between them.

Friction

Gravity

150

___: The number (ish) of days it takes the earth to revolve around the sun.

___: The number (ish) of days it takes the moon to revolve around the earth.

365.25

27.3

150
Before becoming a protostar and eventually an actual star, all stars stars as these clouds of dust and debris. 

Nebula

150
These are all ____ properties of matter, since they don't involve changing the identity of the matter:

Solubility, density, boiling point, melting point, and conductivity.

physical

150

These three organelles are in plant cells but not animal cells. They all start with "C"

Central ____: Stores water

__________: Does photosynthesis

Cell ____: provides rigid structure for plant cell. 

Central Vacuole

Chloroplast

Cell Wall

200

The subatomic particle with a negative charge is the _____, the particle with a positive charge is the _____, and the one with no charge is the ____.

Electron... Proton... Electron

200
Fill in all the blanks in the correct order:

_____ eclipse: Sun -> Moon -> Earth

_____ eclipse: Sun -> Earth -> Moon

Solar

Lunar

200
These "Jovian" planets are past the asteroid belt and are much larger than the inner planets. List them in order from closest to sun to farthest. 

Jupiter -> Saturn -> Uranus -> Neptune

200
A substance changing its identity in cases such as oxidation and combustion (burning) would be considered _____ changes

chemical

200

__-karyote: This kind of cell HAS a nucleus and membrane bound organelles.

__-karyote: This kind of DOES NOT have a nucleus and membrane bound organelles

Eukaryote

Prokaryote

250

Out of the 3 main states of matter, waves travel fastest in ____ and slowest in ____. 

Solids...gasses.

250

If the moon is only slightly illuminated, and the light is on the left side of the moon as seen by us in the northern hemisphere... The phase would be a ________. 

Waning Crescent

250

____: the actual brightness of a star

____: The brightness of a star as viewed from earth.

Luminosity/absolute magnitude

Apparent magnitude

250

____: State of matter with least molecular movement

____: State of matter where molecules slide by each other.

____: State of matter with most molecular movement  (except for the next one)

____: State of mater where molecules become IONIZED (lose electrons)

Solid

Liquid

Gas

Plasma

250

____+_____+ energy are the REACTANTS for photosynthesis and PRODUCTS of cell respiration.

____+_____ are the PRODUCTS of photosynthesis and the REACTANTS of cell respiration. 

CO2+H2O

O2+Glucose

300

_____: The number of waves passing a given point in a second, measured in Hz.

_____: The distance between a point on a wave and the identical point on the next wave. 

Frequency... Wavelength.

300

Spring tide is when the difference between high and low tide is great, and this happens during a _____ or ______ moon. 

Neap tide is when the difference between high and low tide is small, and this happens during a _____ or _____ moon. 

New or Full

First quarter or 3rd/last quarter 

300

The PRESENCE of this is why Venus is so hot both day and night, and the ABSENCE of this is why Mercury has a huge temperature swing from day to night and gets beat up by Meteorites so badly.

Atmosphere OR greenhouse effect.

300

Three ways heat transfers:

___: transfer of heat through space (like sun's heat)

___: transfer of heat by currents (like water in a pot)

___: Transfer of heat by objects contacting each other (like a metal pan on a hot stove)

Radiation

Convection

Conduction

300

Both start with "M"

____: formation of 2 identical cells from one original cell (regular body cells)

____: formation of 4 unique cells from one original cell (sperm or egg)

Mitosis

Meiosis