. STATE TRUE OR FALSE 1. It is believed that silk was discovered in India.

2. Dog's hair can also be processed to get wool. to get wool.

3. Silkworms can feed on any leaves.

4. Fibre for wool is obtained from the hard and coarse fur of a sheep's body.

5. The silkworms spin cocoon during their life cycle.​

Restless tectonic plates move (shift) between one and fifteen centimeters per year month day minute

What is the main function of the central vacuole in a plant cell? a. absorbs energy from the sun to produce food b. holds water and maintains turgor pressure c. breaks down molecules to release energy d. contains the cell's genetic material

20 point pls brianliest 1. what does a red shift mean? blue shift? 2. describe the big bang theory. according to this theory, how old is the universe? 3. scientists believe the universe is expanding. what is the evidence that supports this? 4. describe a nebula. 5. describe the 3 types of galaxies. what is a barred spiral galaxy? 6. what is a light year? how far is alpha centauri from earth? 7. describe the universal law of gravitation. be sure to include gravitational force between two objects. 8. describe the planets’ orbits around the sun. 9. what is the asteroid belt? where is it located? 10. describe rotation and revolution of earth. what determines an earth day and year? 11. how do galaxies exist? 12. compare and contrast the inner and outer planets. 13. what causes the seasons?