Across
- 3. A substance used to stimulate the body's production of antibodies and provide immunity against one or several diseases.
- 5. Repeat or copy out (a group of words from a text or speech), typically with an indication that one is not the original author or speaker.
- 6. A small, narrow watercraft propelled by a double-bladed paddle.
- 9. An event in which the shadow of one celestial body falls on another.
- 10. The line where the Earth's surface and the sky appear to meet.
Down
- 1. A clear, high-pitched sound made by forcing breath through a small hole between partly closed lips, or between one's teeth.
- 2. A musical instrument in the percussion family that consists of wooden bars struck by mallets.
- 4. A reptile known for its ability to change color.
- 7. after question..
- 8. A severe snowstorm with high winds and low visibility.