[{"id": 1, "type": "multiple_choice", "options": ["Covalent bond", "Metallic bond", "Ionic bond", "Hydrogen bond"], "question": "What type of bond involves the sharing of electrons?", "correct_answer": "Covalent bond"}, {"id": 2, "type": "true_false", "question": "In an exothermic reaction, energy is released to the surroundings.", "correct_answer": "True"}, {"id": 3, "type": "multiple_choice", "options": ["KE = mc²", "KE = ½mv²", "KE = mgh", "KE = Fd"], "question": "What is the formula for kinetic energy?", "correct_answer": "KE = ½mv²"}, {"id": 4, "type": "multiple_choice", "options": ["The distance from the Sun", "The tilt of Earth's axis", "The speed of Earth's rotation", "The gravitational pull of the Moon"], "question": "What causes the seasons on Earth?", "correct_answer": "The tilt of Earth's axis"}, {"id": 5, "type": "true_false", "question": "In an exothermic reaction, energy is released to the surroundings.", "correct_answer": "True"}, {"id": 6, "type": "multiple_choice", "options": ["The speed of Earth's rotation", "The distance from the Sun", "The gravitational pull of the Moon", "The tilt of Earth's axis"], "question": "What causes the seasons on Earth?", "correct_answer": "The tilt of Earth's axis"}, {"id": 7, "type": "multiple_choice", "options": ["KE = ½mv²", "KE = Fd", "KE = mc²", "KE = mgh"], "question": "What is the formula for kinetic energy?", "correct_answer": "KE = ½mv²"}, {"id": 8, "type": "multiple_choice", "options": ["KE = ½mv²", "KE = mc²", "KE = mgh", "KE = Fd"], "question": "What is the formula for kinetic energy?", "correct_answer": "KE = ½mv²"}]