MSA stimulated science test

• After making observations about a phenomenon and asking questions about it, a good scientists then

  a. makes a hypothesis b. designs an experiment

  c. makes a prediction d. collects data

  a.makes a hypothesis
• ''The plants that received 50 mL of water daily grew taller than the plant that received 50 mL of water everyday". What king of statement is this?

  a. hypothesis b. inference

  c. observation d. conclusion

  c. observation
• The official SI unit for mass is

  a. milligrams b. grams

  c. pounds d. kilogram

  d. kilogram
• Factor-label works because the given is multiplied by

  a. a conversion factor that retains the units of the given

  b. a conversion factor essentially equal to one

  c. a conversion factor designed to reduce the given

  d. a conversion factor that cancels all the units present

  b. a conversion factor essentially equal to one
• how many significant number are their in a (π)?

  a. one b. two

  c. three d. an infinite number

  
  

  d. an infinite number
• The thinnest layer of the solid earth is the

  a. crust b. core

  c. mantle d. ozone layer

  a. crust
• What contribute to metamorphic rock formation?

  a. heat and pressure b. weathering and erosion

  c. flow of hardening of magma d. deposition and upwelling

  
  

  a. heat and pressure
• The theorized original one-world continent is?

  a. Atlantis b. Laurasia

  c. Pangea d. Gondwanaland

  c. Pangea
• What do most scientists believe to be the basic process which drives plate motion?

  a. thermal conduction b. thermal radiation

  c. thermal convection d. thermal spreading

  c. thermal convection
• Most earthquakes occur where?

  a. the Eurasian and Pacific plates

  b. areas concentrated near oceans and seas

  c. areas distant from plate margins

  d. areas that correspond to plate boundaries

  d. areas that correspond to plate boundaries
• What do you call the actual place from which an earthquake's seismic waves originate?

  a. epicenter b. focus c. source d. starting fault

  b. focus
• Among the three seismic waves, which cannot pass through liquids?

  a. P-wave b. S-wave c. L-wave d. None of the above

  b. S-wave
• What is used to measure an earthquakes' intensity?

  a. modified Mercalli scale b. Richter scale

  c. seismograph d. seismogram

  a. modified Mercalli scale
• What two factors highly affect volcanic eruptions?

  a. CO2 and O2 cycles b. acidity and salt content

  c. silica and water content d. sulfur and lead contents

  c. silica and water content
• Which of the following volcanoes is found in Europe?

  a. Vesuvius b. St. Helens c. Maura Loa d. Kilauea

  a. Vesuvius
• What is the collective term for huge quantities of broken rock spewed by volcanoes?

  a. lava b. magma c. pyroclastic d. cinder cones

  c. pyroclastic
• Vertical circulation happens when____ transfers cold water from the depth of the ocean to the surface, while ____ transfers warm surface water to the depth.

  a. convection; deposition b. deposition; convection

  c. downwelling; upwelling d. upwelling; downwelling

  d. upwelling; downwelling
• What do you call hot springs that intermittently eject hot water and streams with tremendous force?

  a. geishas b. geysers c. glaciers d. geotherms

  b. geysers
• What is used to measure relative humidity?

  a. sphygmomanometer b. sling psychrometer

  c. barometer d. thermometer

  b. sling psychrometer
• Trade winds (the most persistent winds on the earth) of the two hemispheres converge along the what?

  a. intertropical convergence zone

  b. interhemispheric zone of pressure

  c. Tropic of Cancer

  d. Tropic of Capricorn

  a. intertropical convergence zone
• What term describes long-lasting major ocean/atmospheric events, may persist for a year or two, and is typically accompanied by changes in sea-surface temperatures over vast areas of the tropical Pacific?

  a. La Niña b. El Niño c. drought d. heat wave

  b. El Niño
• What do you call a narrow zone of transition between air masses that differ in temperature, humidity, or both?

  a. zone of aeration b. front

  c. zone of saturation d. prefrontal fog

  b. front
• During which atmospheric event do subsiding air and diverging surface winds favor the formation of a uniform air mass?

  a. tornado b. thunderstorm c. hurricane d. anticyclone

  d. anticyclone
• Which of the following cloud types occurs in heaps or puffs?

  a. stratus b. cumulus c. cirrus d. none of these

  b. cumulus
• Which of the following forms of precipitation occurs as ice pellets?

  a. snow b. hail c. sleet d. drizzle

  c. sleet
• 
  

  What do you call the catastrophic explosion resulting from a collapsing star that rebounds?

  a. black hole b. pulsar c. supernova d. neuron star

  
  

  c. supernova
• What do you call clouds of interstellar dust and gas?

  a. galaxies b. flares c. clusters d. nebulae

  d. nebulae
• The temperature of a star can be approximated through its____.

  a. size b. shape c. color d. distance

  c. color
• Which of the following stars would be the hottest?

  a. a red giant b. a white dwarf c. our sun d. a blue star

  d. a blue star
• With what constellation is the North star most associated?

  a. Ursa Major b. Ursa Minor c. Big Dipper d. Orion

  c. Big Dipper
• Which galaxy is closest to our town?

  a. Andromeda b. Milky Way

  c. Proxima Centauri d. Olympus Mons

  a. Andromeda
• He believed in a geocentric model of the solar system?

  a. Ptolemy b. Brahe c. Kepler d. Copernicus

  a. Ptolemy
• One year in Mercury is equivalent to how many Earth days?

  a. 88 b. b. 365 c. 482 d. 930

  a. 88
• Which planet, due to Pluto's unusual orbit, is sometimes farther from the sun than the Pluto?

  a. Jupiter b. Uranus c. Saturn d. Neptune

  d. Neptune
• Which of the following is a form of active transport?

  a. diffusion b. capillary action c. osmosis d. cavitation

  c. osmosis
• Which class of biomolecules is mostly responsible for membrane structure and serves as an alternative energy source?

  a. carbohydrates b. lipids c. proteins d. nucleic acids

  b. lipids
• What are proteins made up of?

  a. glycogen b. sugars c. base pairs d. amino acids

  d. amino acids
• Enzymes belong to what class of biomolecules?

  a. carbohydrates b. lipids c. proteins d. nucleic acids

  c. proteins
• What type of cell does meiosis normally give rise to?

  a. animal b. somatic c. diploid d. haploid

  d. haploid
• With respect meiosis, which does not belong?

  a. increased genetic variation

  b. retention of the 2N chromosome number

  c. occurs in gametes

  d. 4 daughter cell arise

  b. retention of the 2N chromosome number