Before the first behaviorist (Watson), Psychology was a part of philosophy.
Answer is A. Because the telescope are use in night
Answer:
physics, escape velocity is the minimum speed needed for an object to escape from the gravitational influence of a massive body. The escape velocity from Earth is about 11.186 km/s (6.951 mi/s; 40,270 km/h; 25,020 mph)[1] at the surface. ... [2] Speeds higher than escape velocity have a positive speed at infinity.
Answer:
It states a fact about how nature works.
It often changes over time with new experiments and technology.
