Ask an Explainer - Gravity & Air

Displaying records 231 to 240 of 304
Q: How is the impulse momentum theorem relevant to rocket liftoff?
Categories:
Gravity & Air
Q: Sometimes I see birds not flapping their wings but still getting higher in the air. How does that work?
Categories:
Gravity & Air
Q: How do things gain height against gravity?
Categories:
Gravity & Air
Q: How does sky writing work?
Categories:
Gravity & Air
Q: What is the equation to find how much helium you have to have to displace a certain amount of weight?
Categories:
Gravity & Air
Q: How do Kepler's Laws affect the solar system?
Categories:
Gravity & Air
Q: What is the surface gravity of Earth?
Categories:
Gravity & Air
Q: What is the relationship between pressure and speed in airflow?
Categories:
Gravity & Air, Aerodynamics
Q: Can you compare the rate of fall of a heavy and light object of the same size and shape?
Categories:
Gravity & Air, Aerodynamics
Q: Is it possible to send a spacecraft in an exact opposite orbit of earth that would lead it directly in the path earth would then orbit into?
Categories:
Gravity & Air