Physics

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Across
  1. 3. A huge cloud of gas and dust in space where new stars can form.
  2. 6. Large round objects that move around a star, such as Earth or Mars.
  3. 7. The force of gravity acting on an object’s mass, measured in newtons (N).
  4. 9. A force that pulls objects toward each other, especially toward the center of the Earth.
  5. 10. The unit used to measure force, including weight.
Down
  1. 1. The star at the center of our Solar System that gives heat and light to the planets.
  2. 2. The amount of matter in an object, measured in kilograms (kg).
  3. 4. The planet we live on; the third planet from the Sun.
  4. 5. A force that happens when two objects physically touch, like pushing or friction.
  5. 8. The unit used to measure mass.