i. ii. iii. iv. V. vi. vii. ix. X. What is a pinhole camera? Write any three differences between lunar eclipse and solar eclipse. xi. State four importance living organisms derive from planet earth Differentiate between direct current and alternate current. What instruments are used to measure speed of a wind and viii. Explain why a mechanic is able to wash his hands soiled with oil with a soap and water? Write any four uses of non-metals temperature of soil? Give three adaptations of a tilapia What does the fish uses the caudal fin for? State the causes of rusting in metals Define i. saturated solutions and ii unsaturated solutions​