A lighthouse keeper stands at the top of her 175ft tall lighthouse and spots a fishing
boat in the distance at sea. She estimates
the boat is about 2640ft off shore. What is
the measure of the angle of depression
from the keeper to the fishing boat?

The great scientist alfred wegener proposed that continents have moved, while other scientists such as t.c.chamberlin argued against wegener. wegener's ideas eventually won, and are now widely accepted, because: a) wegener's ideas were more beautiful, and so were favored by the intellectual elite.b) wegener's ideas did a better job of predicting the results of new observations and experiments.c) wegener's ideas appealed to dead white european males, whereas chamberlin's didn't.d) wegener's ideas appalled dead white european males, and we all know that in this politically correct era,dead white european males cannot get a fair shake.e) wegener won the nobel prize.

Which statement about factories in the industrial revolution is not true? a) some of the first advances were in textile mills b) spinning machines used water power c) water power was replaced by steam power d) coal was imported to english factories for power answer d) coal was imported to english factories for power

Ano anu ang mga guhit na makikita sa mapa o globo? ibigay ang kuhulugan ng bawat isa