Across
- 4. ____________ is the largest planet.
- 7. ___________ house is made of bricks, iron rod and cement.
- 9. A means of communication used to get desired information whenever we want.
- 10. ____________ of a body is the amount of matter in the body.
- 14. ______________ system
- 16. __________ system helps us to breathe air.
- 18. It makes food using water, sunlight and carbon dioxide.
- 22. Light does not pass through ________________ materials.
- 23. This bird have sharp curved claws called talons.
- 24. Man went to the Moon for the first time in a spacecraft called _____________.
- 26. An ____________ is produced when sound is reflected or bounced back to you.
- 27. ____________ system helps in digesting food.
- 29. _____________ system
- 30. The ___________ is the Earth's satellite.
- 32. ____________ is a force that opposes motion.
- 33. Foods with lots of sugar and starch are rich in _________________.
- 34. _________ transport is the most common means of trasport.
- 36. It is the fastest way to send written messages.
- 38. __________ system transports blood from heart to various parts of the body.
- 41. It is the movement of Earth around the Sun in a fixed path called orbit.
Down
- 1. __________ house is made of mud, sticks and straw.
- 2. _____________ is a force that pulls everything down towards the Earth.
- 3. This bird have long thin legs to wade through water.
- 5. ___________ is anything that has mass and occupies space.
- 6. ____________ system removes the waste from the body.
- 8. Good source of protein for a vegetarian person.
- 11. It fixes the plant in the soil.
- 12. House made of ice.
- 13. Spinning movement of the Earth about its axis is called ________________.
- 15. _____________ system gives shape and support to the body.
- 17. Light passes through ________________ materials.
- 19. Amount of space that a body occupies is called its _______________.
- 20. Bird uses its beak as needle to sew leaves with materials loke thread and wool.
- 21. ____________ is the smallest planet.
- 25. _________ system helps in producing young ones.
- 28. Our Earth is _____________ in shape.
- 31. There are _________ planets in our solar system.
- 35. It is a complete food because it contains proteins, fats, vitamins and minerals.
- 37. __________ transport is the fastest means to travel.
- 39. It supports the plant and carries water and food to different parts of the plant.
- 40. Light is a form of ____________.