Answer the following question given this paragraph: Elasticity is the ability of a material to return to its original shape after being stretched or compressed. Elastic force is the counter force that resists the stretching or compressing of an elastic material. Q: What is the ability of a material to return to its original shape after being stretched or compressed? Choices: - acidity - viscosity - solubility - elasticity A:
elasticity
Answer the following question given this paragraph: Figure 29.11 Hammerhead sharks tend to school during the day and hunt prey at night. (credit: Masashi Sugawara). Q: When do hammerhead sharks usually hunt? Choices: - summer - in the day - winter - at night A:
at night
Q: Answer the following question given this paragraph: In the chest, the trachea divides as it enters the lungs to form the right and left bronchi (bronchus, singular). These passages are covered with mucus and tiny hairs called cilia. The mucus traps any remaining particles in the air. The cilia move and sweep the particles and mucus toward the throat so they can be expelled from the body. Q: In the chest, what divides as it enters the lungs to form the right and left bronchi? Choices: - Aorta - thyroid - nerves - trachea A:
A: trachea
Question: Answer the following question given this paragraph: Physical science is the study of matter and energy. It includes the sciences of chemistry and physics. Most careers in physical science require a 4-year college degree in one of these fields. Some careers require more advanced education as well. For example, an astronaut might have a master's degree or even a doctoral degree. Q: What branch of science is the study of matter and energy? Choices: - environmental science - Chemistry - Thermodynamics - physical science A:
Answer: physical science
*Question*
Answer the following question given this paragraph: Water erosion by runoff, rivers, and streams dissolves carbon in rocks and carries it to the ocean. Ocean water near the surface dissolves carbon dioxide from the atmosphere. Dissolved carbon may be stored in the deep ocean for thousands of years. Q: How many years can dissolved carbon be stored in the deep ocean? Choices: - unknown - hundreds - tens - thousands A:
**Answer**
thousands
(Question)
Answer the following question given this paragraph: The electrode at which reduction occurs is called the cathode . The cathode gradually increases in mass because of the production of copper metal. The concentration of copper(II) ions in the half-cell solution decreases. The cathode is the positive electrode. Q: What is the electrode at which reduction occurs called? Choices: - reducthode - anode - cathine - cathode A:
(Answer)
cathode