Q: What are observable patterns of stars found in the night sky called? Read this paragraph and choose the correct option from the provided answers: Humans have been studying the night sky for thousands of years. Knowing the motions of stars helped people keep track of seasons. With this information they could know when to plant crops. Stars were so important that the patterns they made in the sky were named. These patterns are called constellations . Even now, constellations help astronomers know where they are looking in the night sky. Choices: - deformations - latitudes - deviations - constellations A:
constellations

Q: Nerves of the hands, arms, feet, legs, and trunk are part of what system? Read this paragraph and choose the correct option from the provided answers: There are other nerves in your body that are not found in the brain or spinal cord. The peripheral nervous system (PNS) ( Figure below ) contains all the nerves in the body that are found outside of the central nervous system. They include nerves of the hands, arms, feet, legs, and trunk. They also include nerves of the scalp, neck, and face. Nerves that send and receive messages to the internal organs are also part of the peripheral nervous system. Choices: - urinary system - circulatory system - cardiovascular system - peripheral nervous system A:
peripheral nervous system

Q: How many oxygen ions make up an ozone molecule? Read this paragraph and choose the correct option from the provided answers: Oxygen is needed to make ozone. Ozone is a molecule made of three oxygen ions. Ozone in the upper atmosphere blocks harmful solar radiation from reaching the surface. Without oxygen, life on Earth would have been very simple. Choices: - eight - one - five - three A:
three

Q: When salinity and pressure increase, or when temperature decreases, what happens to water density? Read this paragraph and choose the correct option from the provided answers: Water density increases as salinity and pressure increase, or as temperature decreases. Choices: - fluctuates - drops - stays the same - increases A:
increases