1) Location at bones meet a) muscles b) bone c) Joint d) humers 2) It protects the brain 🧠 a) back bone b) Skull c) ribcage d) hand 3) The mass of the object 6kg,its weight on Earth 🌎... a) 6 kg b) 60N c) 60 kg d) 6N 4) Liquid inside Thermometer 🌡...... a) Mercury b) Alcohol c) Water d) Bromine 5) Increase mass of object,the weight....... a) decrease b) Not affected c) increase d) Stable 6) Liquids .....by cooling a) expand b) Contract c) Increase in volume d) Not affected 7) From heat insulators..... a) Mercury b) Iron c) air d) Copper 8) The unit of nervous system... a) Cell body b) nerve cell c) The axon d) Brain 9) The main control center in body a) Spinal cord b) Brain c) heart d) Axial skeleton 10) Cause reflex action a) Brain b) cerebellum c) Spinal cord d) Cerebrum

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