Answer:
the power output is the amount of gravitational potential energy being carried out by releasing electricity
The correct sequence of the events is the following:
1. Sputnik I was the first artificial Earth satellite. The Soviet Union's Sputnik 1 satellite took to the skies on Oct. 4, 1957.
2. NASA was formed - The National Aeronautics and Space Administration (NASA) agency was was created in 1958 from NACA (National Advisory Committee for Aeronautics)
3. The Soviet pilot and cosmonaut Yuri Alekseyevich Gagarin completed an orbit of the Earth on 12 April 1961.
4. The astronaut John Glenn orbits the Earth on February 20, 1962.
Neil Armstrong lands on the moon,
Answer:
16 km/h
Explanation:
The relay stick would have the same velocity relative to Ingrid as the velocity she threw it because she threw it while running 9 km/h and the question asks for how fast it is moving RELATIVE to Ingrid, who also started off moving at 9 km/h.
Sorry if explanation is bad, this one was a bit of head scratcher for me to wrap my head around ig.
