10. REVOLUTION Movement of an object in an orbit around another object. The planets revolve/move in a revolution around the sun. Each planet has its own orbit.
12. SATELLITE An object that revolves around another object. Satellites can be natural, like our moon. They can be man-made, like the Space Station or a weather satellite.
13. SATELLITE A satellite can be man-made, like the Space Station or a weather satellite.
19. The Sun The sun is a star. All stars are made of hot, glowing gases.
20. The Sun The sun is a star. All stars are made of hot, glowing gases. The sun is NOT the largest star. It only SEEMS larger because it is closer to Earth than all the other stars.
21. The Sun The sun is a star. All stars are made of hot, glowing gases. The sun is NOT the largest star. It only SEEMS larger because it is closer to Earth than all the other stars. The sun provides energy for us in the form of heat and light.
22. The Sun The sun is a star. All stars are made of hot, glowing gases. The sun is NOT the largest star. It only SEEMS larger because it is closer to Earth than all the other stars. The sun provides energy for us in the form of heat and light.
37. Who is this woman? Dr. Sally Ride She was the first American woman to fly in space.
38. Who is this woman? Dr. Sally Ride She was the first American woman to fly in space. Dr. Ride and about 30 others were chosen from 8,000 people who wanted to become astronauts.
39. Who is this woman? Dr. Sally Ride She was the first American woman to fly in space. Dr. Ride and about 30 others were chosen from 8,000 people who wanted to become astronauts. Her first flight on the Space Shuttle was in 1983.
40. Who is this woman? Dr. Sally Ride She was the first American woman to fly in space. Dr. Ride and about 30 others were chosen from 8,000 people who wanted to become astronauts. Her first flight on the Space Shuttle was in 1983. She performed experiments about plants in space and even learned to operate a robot arm!
43. Who is this man? This is Galileo. He was the first to use a telescope over 400 years ago to look at distant objects in the sky.
44. Who is this man? This is Galileo. He was the first to use a telescope over 400 years ago to look at distant objects in the sky. Galileo saw mountains and valleys on the moon.
45. Who is this man? This is Galileo. He was the first to use a telescope over 400 years ago to look at distant objects in the sky. Galileo saw mountains and valleys on the moon. The telescope showed us that the earth was NOT the center of the solar system… it was the sun!
53. Get ready for your test! Review Science textbook Chapter 12. Don’t forget about your NOTEBOOK! Review questions are found in your science textbook on pages 266-267. Chapter 12 Study Guide also found on pages 338-339. Good luck!