Answer:
Explanation:
The wavelength is the distance between two adjacent wavefronts. ... If the wave crosses to the new medium at an angle (not 90 degrees), the change ... When light enters a more optically dense medium, it is refracted closer to the normal. the same as the critical angle, light will travel along the boundary of the 2 mediums.
Answer:
d an acid - base reaction.
Explanation:
Coal will eventually run out as it is an non-renewable energy. these are when they cannot be reproduced to make more,unlike would as u can replant them to create trees
Answer:
ZINC CHLORATE
Explanation:
Zinc chloride is the name of chemical compounds with the formula ZnCl2 and its hydrates.
