Astronomy Flashcard

Front

Order from largest to smallest: moon, universe, galaxy, planet, solar system, stars.

Back

Universe, galaxy, solar system, stars, planet, moon

Front

Explain the difference between revolution and rotation of earth; how long does each take?

Back

Revolution is 365 days, rotation is 24 hours.

Front

How does the sun produce energy?

Back

Through nuclear fusion

Front

What are the 3 major rock types, and how are they formed? Options: Igneous, Sedimentary, Metamorphic, Sedimentary, Clay, Sandstone, Metamorphic, Igneous, Loam, Clay, Sand, Silt

Back

Igneous, Sedimentary, Metamorphic

Front

Use the soil triangle above to determine the type of soil: 30% clay, 10% silt, 60% sand.

Back

Sandy Loam

Front

What are the 4 main soil sizes (largest to smallest)? Options: Gravel, Sand, Silt, Clay

Back

Gravel, Sand, Silt, Clay

Front

How are chemical and physical weathering different?

Back

Chemical changes the composition; physical breaks it down physically.

Front

Describe the 3 types of plate boundaries and how they move: Convergent, Divergent, Transform

Back

Convergent, Divergent, Transform

Front

What features are found at each type of plate boundary? Options: Mountains, Volcanoes, Earthquakes; Rivers, Lakes, Mountains; Deserts, Forests, Plains; Oceans, Rivers, Deserts

Back

Mountains, Volcanoes, Earthquakes

Front

Compare lava and magma. How are they related to plate boundaries?

Back

Lava is above ground; magma is below ground.