an organism that makes its own food through photosynthesis
a. producer
b. consumer
c. predator
d. prey
What is a producer?
100
the planets that are closest to the sun
a. gas giants
b. outer planets
c. inner planets
d. solar system
What are the inner planets?
100
condensed water droplets
a. water vapor
b. evaporation
c. river
d. cloud
What is a cloud?
100
the tool that separates light into the visible spectrum
a. prism
b. balance scale
c. radio
d. flashlight
What is a prism?
100
a machine that consists of a fulcrum, load, bar
a. screw
b. pulley
c. lever
d. inclined plane
What is a lever?
200
a series of interconnecting food chains
a. ecosystem
b. habitat
c. food web
d. atmosphere
What is a food web?
200
"Gas Giants"
a. inner planets
b. outer planets
c. moons
d. milky way
What are the outer planets?
200
rain, snow, sleet, hail
a. condensation
b. evaporation
c. precipitation
d. cooperation
What is precipitation?
200
the visible spectrum
a. red, yellow, blue
b. black, white, brown
c. red, purple, blue, turquoise, yellow
d. red, orange, yellow, green, blue, indigo, violet
What is ROY G. BIV?
200
the force that pulls us down to Earth
a. weight
b. force
c. inertia
d. gravity
What is gravity?
300
an ecosystem (biome) that receives plenty of sunlight but lacks precipitation
a. tundra
b. rainforest
c. grassland
d. desert
What is a desert?
300
How can it be nighttime in one city and day time in another?
a. the sun moves around the earth
b. clouds cover the sun
c. the moon blocks the sun
d. the earth rotates
It is due to earth's rotation
300
the tool used to measure air pressure
a. barometer
b. thermometer
c. microscope
d. ruler
What is a barometer?
300
sound that bounces or reflects
a. volume
b. echo
c. voice
d. shout
What is an echo?
300
a spiraling inclined plane
a. screw
b. lever
c. pulley
d. gear
What is a screw?
400
a federal law that regulates air pollution
a. Clean Air Act
b. Clean Water Act
c. U.S. Constitution
d. McCain-Feingold Act
What is the Clean Air Act?
400
the shape of the planets' orbits
a. square
b. circle
c. ellipse
d. triangle
What is an ellipse?
400
32 degrees Fahrenheit
a. boiling point of water
b. temperature of all precipitation
c. freezing point of water
d. human body temperature
What is the freezing point of water?
400
the highest point on a wavelength
a. trough
b. valley
c. top
d. crest
What is a crest?
400
a machine made of multiple simple machines
a. compound machine
b. complex machine
c. small machine
d. wheel and axle
What is a compound machine?
500
the webbed feet of a duck
a. adaptation
b. mutation
c. condensation
d. habitat
What is an adaptation?
500
the 3 parts of a comet
a. front, middle, back
b. nucleus, coma, tail
c. fire, rocks, star
d. asteroid, meteor, comet
What are the nucleus, coma, and tail?
500
the atmospheric level we live in
a. stratosphere
b. hemisphere
c. atmosphere
d. troposphere
What is the troposphere?
500
the opening in the iris that lets light pass through
a. earlobe
b. pupil
c. eyeball
d. retina
What is the pupil?
500
the tendency that an object will remain in motion or at rest
a. gravity
b. force
c. push
d. inertia