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AQA Physics paper 1 Questions & answers

AQA GCSE Physics Paper 2 QUESTIONS & ANSWERS

AQA GCSE Physics - Paper 1 Questions & answers

What is a mixture? - CORRECT ANSWER-Two or more elements not chemically bonded What is the difference between a compound and a mixture? - CORRECT ANSWER-Compounds have a fixed composition whereas mixtures do not. Mixtures are not chemically bonded but compounds are. Describe the process of filt...

Mean rate of reaction (with reactant) - CORRECT ANSWER-Rate of reaction: Quantity of reactant used ---------------------------- Time taken Mean rate of reaction (with product) - CORRECT ANSWER-Rate of reaction: Quantity of product formed ---------------------------- Time taken Measurements f...

What is the charge of a proton? - CORRECT ANSWER-+1 What is the charge of a neutron? - CORRECT ANSWER-0 What is the charge of an electron? - CORRECT ANSWER--1 What is the relative mass of a proton? - CORRECT ANSWER-1 What is the relative mass of a neutron? - CORRECT ANSWER-1 What is the relativ...

What is homeostasis? - CORRECT ANSWER-The maintenance of a constant internal environment. What is a stimulus? - CORRECT ANSWER-A change in your environment than requires a response. e.g Light, sound, touch, pressure, pain, chemical or temperature. What do the receptors do? - CORRECT ANSWER-Dete...

C1 Atomic Structure - CORRECT ANSWERWhat are atoms? - CORRECT ANSWER-Atoms are the particles that make up everything What is an element? - CORRECT ANSWER-An element is a substance in which all the atoms are the same Where are elements shown? - CORRECT ANSWER-Elements are shown in the Periodic t...