Over a million students use our free study notes to help them with their homework
At a divergent (constructive) plate boundary, the Earth's plates move apart from one another. Magma originating from the mantle rises to the surface, forming new crust; this process generates convection c...
Metamorphic rocks form when a rock of any classification (igneous, meta, or sed) is subjected to heat and/or pressure, resulting in recrystallisation. <...
Faults are a form of brittle deformation and typically make a rock sequence to appear broken. There a 3 main fault types, normal, reverse and strike-slip. Both normal and reverse faults show vertical move...
Sedimentary rocks are those that are formed by the weathering or breaking down of pre-existing rocks that then get laid down and lithified in layers such as sandstone. Igneous rocks are formed by tectonic...
Continental Drift is a theory credited to Alfred Wegner in the early 1900s. This theory implies that the continents were once joined in one supercontinent called Pangaea and have since drifted apart. The ...
1
2
Internet Safety
Payment Security
Cyber
Essentials
Comprehensive K-12 personalized learning
Immersive learning for 25 languages
Trusted tutors for 300 subjects
35,000 worksheets, games, and lesson plans
Adaptive learning for English vocabulary
Fast and accurate language certification
Essential reference for synonyms and antonyms
Comprehensive resource for word definitions and usage
Spanish-English dictionary, translator, and learning resources
French-English dictionary, translator, and learning
Diccionario ingles-espanol, traductor y sitio de apremdizaje
Fun educational games for kids
