Rock Cycle
What type of rock forms from cooling magma or lava?
Igneous
What is thermal energy?
Total energy of particles in motion
What are large pieces of Earth’s crust called?
Tectonic plates
Who developed the idea of natural selection?
Charles Darwin
What is evolution?
Change in species over time
What type of rock forms from compacted sediments?
Sedimentary
What happens to particles when temperature increases?
They move faster
What boundary occurs when plates move apart?
Divergent boundary
What does “survival of the fittest” mean?
Best adapted organisms survive and reproduce
What is a fossil?
Preserved remains or traces of organisms
What process turns sediment into sedimentary rock?
Compaction and cementation
What type of heat transfer occurs through direct contact?
Conduction
What boundary occurs when plates collide?
Convergent boundary
What are inherited traits that help survival called?
Adaptations
What do scientists use fossils for?
Evidence of past life and change
What type of rock forms from heat and pressure?
Metamorphic
What type of heat transfer occurs through fluids?
Convection
What boundary occurs when plates slide past each other?
Transform boundary
What is variation?
Differences in traits within a species
What is a species?
Group that can reproduce and have offspring
What process melts rock into magma?
Melting
What type of heat transfer travels through empty space?
Radiation
What theory explains movement of Earth’s plates?
Plate tectonic theory
What happens to helpful traits over time?
They become more common
What type of evolution produces new species?
Speciation