Question

Q18. A person wants to skate using a skateboard.Which two objects should interact in order to move the skate ? a) Ground and skateboard b) Ground and the foot of the person c) Skateboard and wheels of the skateboard d) Wheels of the skateboard and foot of the person Q19. A person x pushes a cari with a force. Another person Y siaris pushing the cart in the opposite direction with the same force. How does it affect the cart? a) it brings the cart to resi b) it changes the direction of the cart c) it increase the speed of the cart d) it will change the shape of the cart Q20. What happens when air is blown into a balloon? a) It remain as it is b) It breaks into two pieces c) The state of balloon changes d) The shape of balloon changes REASONING TYPE QUESTIONS ; 4X1=4 Q21. The table lists petroleum products. 1.Petrol 2.Diesel 3.LPG 4.Lubricating on 5. Paraffin wax 6.Bitumen Which petroleum product is used as a fuel? a) 1,2 and 3 h) 2.4 and 5 c) 1,3 and 4 d) 3,5 and 6 Q22. The table shows the ignition temperature of four substances. Substances Ignition temperature(degree celcius) А 80 B 39 С 110 D 25 Which substance will catch fire easily when heated at 50 degree celcius? a) A and 5) and c) Cand d) A and D​

Answer 1

Answer:

Question 18: answer is D

Answer 2

Answer:

wheels and the foot of the person