What is The common value for the speed of light in a vacuum

Explain the energy, temperature, and mass changes that occur when A - an ice at 0°c, starts to melt (3 marks) B - a saucepan filled with soup at 15°c is heated on a gas hob (3 marks) C - boiling water from a kettle at 100°c turns to water vapour

25 equals 1/2*2 * V squared

What can be said about the sign of the work done by the force f⃗ 1?

Calculate the temperature of and power-per-area radiated from a blackbody if the spectral intensity density peaks at (a) gamma rays, λ = 1.50*10-14 m; (b) x rays, 1.50 nm; (c) red light, 640 nm; (d) broadcast television waves, 1.

How do you work out instantaneous speed?

PV = nRT, is the a. equation of state of an ideal gas b. theorem of equipartition of energy c. second law of thermodynamics

Which conducting electricity has the most harmful effects?

Which is the farthest known planet from the sun? a. Jupiter b. Saturn c. Uranus d. Neptune

Laser light of wavelength 470 nm shines on a pair of slits at normal incidence, producing a pattern of maxima on a large screen 92.0 cm away from the slits. The second order maximum is observed to be 31.7 cm away from the central maximum. a.

What does the slope of a line of best fit represent