Circular Motion
Why do we feel pushed outwards in a turning car?
How do we calculate the empirical formula from percentage composition?
If a compound has 40% carbon, 6.7% hydrogen, and 53.3% oxygen, how do we find its formula?
Banking of Roads
Why are highways curved inward on turns?
Why does 1 mole of gases occupy 22.4 L at STP?
Ever wondered why chemists always remember this magic number?
Satellite Motion
How do satellites stay in orbit without falling?
Common mistakes in balancing equations
Why do students often get confused when balancing equations like Fe+HCl→FeCl2+H2\mathrm{Fe + HCl → FeCl₂ + H₂}?
Common Misconception
Is centrifugal force real?
Why is significant figures important in chemistry?
Does it really matter if we write 2.0 g or 2 g?
Newton's First Law
Why does a book on a table stay still until pushed?
Real-life analogy for the mole
Can you relate the mole to something we see daily?
Second Law
How does pushing a shopping cart relate to Newton's 2nd law?
Why did Rutherford's model fail?
Rutherford discovered the nucleus, but his model couldn't explain something important. What was it?
How does Bohr's model explain atomic spectra?
Why do hydrogen atoms give specific colored lines instead of a continuous spectrum?
Study Materials
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