| Hint | Answer | % Correct |
|---|---|---|
| What is the acceleration of gravity on earth? | 9.80 m s⁻¹ | 93%
|
| What is 0 Kelvin degrees, in degrees Celcius? | -273.15°C | 71%
|
| When an ambulance is coming towards you, the siren's pitch is observed as higher, but when it is travelling away from you, the pitch becomes lower. What phenomenon is this? | Doppler effect | 66%
|
| In the sun's core, hydrogen atoms undergo nuclear fusion to form ___ atoms and energy. | Helium | 60%
|
| What was the physics principle used in the detonation of "little boy" in hiroshima? | Nuclear fission | 57%
|
| When someone pours water a little over the tip of a cup, it appears that the water stays instead of spilling. What property of liquids allows this? | Surface tension | 36%
|
| What is the name of the transfer of heat energy through direct contact? | Conduction | 35%
|
| What is the term used for the change in acceleration (m s⁻³) | Jerk | 30%
|
| What is the name of the nuclide used in determining the age of organic materials up to 60,000 years old? | Carbon-14 | 27%
|
| What is the speed of light? | 3 x 10⁸ m s⁻¹ | 23%
|
| What property of that nuclide allows it to do so? | Long half life | 21%
|
| What law states that opposite charges attract, and like charges repel? | Coulomb's law | 19%
|
| What is the phenomenon that causes the Eiffel tower to appear bigger in the summer than compared to winter? | Thermal expansion | 15%
|
| What is the specific heat capacity of liquid water? | 4180 J kg⁻¹ K⁻¹ | 11%
|
| What material has the lowest ever measured coefficient of friction? | Teflon | 7%
|