Space
Waves
Geology
Plants
Ecosystems
100
What is the path that body follows around another body in space?
orbit
100
What is this type of wave?
transverse wave
100
What part of Earth do humans live on?
crust
100
What is the male reproductive part of the flower (anther and filament make up this)?
stamen
100
the study of interactions between organisms and their environments
ecology
200
What is an imaginary line connecting the North and South pole?
axis
200
What is this type of wave?
longitudinal wave
200
What is the movement and collisions of lithospheric plates?
plate tectonics
200
What is the female reproductive part of the flower (stigma, style, ovary make up this)?
pistil
200
all the organisms in an ecosystem that belong to the same species
population
300
What are events in which the shadow on one celestial body falls on another?
eclipses
300
What is a longitudinal wave that is caused by vibrations traveling through a medium?
sound wave
300
Which tectonic plate slides?
transform
300
What tropism represents this picture?
phototropism
300
large geographic areas with similar climates and ecosystems
biome
400
What was the investigation of physical conditions in space and on stars, planets, and other celestial bodies through the use of satellites, space probes, or other spacecrafts with human crews?
space exploration
400
What type of wave that travels in an up and down motion?
light wave
400
What makes up this circle graph?
soil conservation
400
What is the process by which plants turn water and carbon dioxide into oxygen and glucose using light energy?
photosynthesis
400
an abiotic or biotic factor that restricts the number of individuals in a population
limiting factors
500
What was a 20-century competition between two Cold War rivals, the Soviet Union, and the United States, to achieve firsts in spaceflight capability?
Space Race
500
What does this represent?
electromagnetic spectrum
500
What are the three particles of soil?
sand, silt, and clay
500
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What are tiny openings on the surface of the leaf that controls the passing of water vapor and other gases in and out of the plant?
stomata
500
the interaction between organisms in an ecosystem
symbiosis