*Question*
Answer the following question given this paragraph: Lithospheric plates do a lot of moving on Earth's surface. Slabs of lithosphere smash into each other. They move sideways past each other along faults. Where conditions are right, magma rises through solid rock. It's no wonder that rocks experience stress! Rocks respond differently to different types of stress and under different conditions. Q: What rises through solid rocks where conditions are right? Choices: - crystals - water - nitrogen - magma A:
**Answer**
magma

*Question*
Answer the following question given this paragraph: Matter and energy are the most basic concepts in physical science. Watch this video about matter and energy, and then answer the questions below. Q: What are considered to be the most basic concepts in the field of physical science? Choices: - change and energy - energy and motion - force and matter - matter and energy A:
**Answer**
matter and energy

*Question*
Answer the following question given this paragraph: Chemicals that are applied to farm fields include fertilizers and pesticides. Excess chemicals can be picked up by rainwater. The chemicals can end up in streams, ponds, lakes, or the ocean. Dissolved fertilizer causes tremendous numbers of water plants and algae to grow. This can lead to dead zones where nothing can live in lakes or the coastal oceans. Q: Dissolved fertilizer can ultimately lead to the creation of what in lakes or coastal oceans, which means a place where nothing can live? Choices: - extinction zone - deceased zone - hydrothermal vent - dead zone A:
**Answer**
dead zone

*Question*
Answer the following question given this paragraph: Chordates include vertebrates and invertebrates that have a notochord. Chordates also have a post-anal tail, dorsal hollow nerve cord, and pharyngeal slits. Vertebrate chordates have a backbone, while invertebrate chordates do not. Invertebrate chordates include tunicates and lancelets; both are primitive marine organisms. Q: What do vertebrate chordates possess that invertebrate chordates do not? Choices: - parasite - Thumb - Milk production - backbone A:
**Answer**
backbone