Across
- 3. The SI unit for magnetic flux
- 5. The effect that results in the emission of electrons from a material caused by electromagnetic radiation
- 7. The interval of time between successive occurrences of the same state in an oscillatory or cyclic phenomenon
- 8. The quantum of light and all other forms of electromagnetic radiation, and the force carrier for the electromagnetic force.
- 14. A proton contains two up quarks and one _____ quark
- 15. The force that keeps a body moving with a uniform speed along a circular path and is directed along the radius towards the centre
- 16. The component of a contact force that is perpendicular to the surface that an object contacts.
- 17. This gauge boson mediates the strong interaction between quarks.
- 18. The unit for magnetic flux density, also called magnetic field strength
- 19. The radiation has a specific spectrum and intensity that depends only on the temperature of the body.
Down
- 1. A non-accelerating frame of reference
- 2. The type of field that relates to the region of space surrounding a body in which another body experiences a force of gravitational attraction
- 4. Kepler's law that state that the square of the orbital periods of the planets are directly proportion to the cubes of the semi-major axes of their orbits.
- 6. The type of radiation including visible light, radio waves, in which electric and magnetic fields vary simultaneously
- 9. A quantity that has both magnitude and direction
- 10. The unit of Electric Potential Energy is the ___.
- 11. The wavelength associated with the wave-like nature of elementary particles such as electrons
- 12. This law states the direction of the electric current induced in a conductor by a changing magnetic field
- 13. The concept whether two spatially separated events occur at the same time – is not absolute, but depends on the observer's reference frame.