250 prompts matching "Let me explain: Why no machine reaches one hundred per cent efficiency"
Let me explain: The factors that determine the size of the force
I have just studied the factors that determine the size of the force in my SS2 Physics cla
Let me explain: Step-up and step-down transformers
I have just studied step-up and step-down transformers in my SS2 Physics class. Let me exp
Let me explain: Atomic number, mass number and isotopes
I have just studied atomic number, mass number and isotopes in my SS2 Physics class. Let m
Let me explain: The penetrating and ionising power of each radiation
I have just studied the penetrating and ionising power of each radiation in my SS2 Physics
Let me explain: The random nature of radioactive decay
I have just studied the random nature of radioactive decay in my SS2 Physics class. Let me
Let me explain: The earth's magnetic field and what causes it
I have just studied the earth's magnetic field and what causes it in my SS2 Physics class.
Let me explain: Kepler's laws of planetary motion
I have just studied Kepler's laws of planetary motion in my SS2 Physics class. Let me expl
Let me explain: The life cycle of a star
I have just studied the life cycle of a star in my SS2 Physics class. Let me explain it ba
Let me explain: The expanding universe and red shift
I have just studied the expanding universe and red shift in my SS2 Physics class. Let me e
Let me explain: The nuclear atom and radioactivity reviewed
I have just studied the nuclear atom and radioactivity reviewed in my SS2 Physics class. L
Teach me: Musical instruments and how each one produces its note
You are my personal SS2 Physics tutor. Teach me musical instruments and how each one produ
Practice set: Overtones, harmonics and the quality of a note
Act as my SS2 Physics tutor. Give me five practice questions on overtones, harmonics and t
Spot my mistake: The moving-coil galvanometer
Act as my SS2 Physics tutor. Show me a worked solution on the moving-coil galvanometer wit
Teach me: What a transformer does, and why it is needed
You are my personal SS2 Physics tutor. Teach me what a transformer does, and why it is nee
Teach me: What radioactivity is, and why some nuclei are unstable
You are my personal SS2 Physics tutor. Teach me what radioactivity is, and why some nuclei
Spot my mistake: Capillarity, and why liquids rise in narrow tubes
Act as my SS2 Physics tutor. Show me a worked solution on capillarity, and why liquids ris
Worked example: Writing the nuclide notation for a given atom
Act as my SS2 Physics tutor. Show me a full worked example on writing the nuclide notation
Worked example: The luminosity and the brightness of a star
Act as my SS2 Physics tutor. Show me a full worked example on the luminosity and the brigh
Spot my mistake: When light is reflected wholly back inside a denser medium
Act as my SS2 Physics tutor. Show me a worked solution on when light is reflected wholly b
Practice set: The astronomical telescope
Act as my SS2 Physics tutor. Give me five practice questions on the astronomical telescope