Rubies are used in electronics

An object launched from Earth must attain a speed of 7,900 m/s to achieve a low orbit. What happens if the object's maximum speed is less than 7,900 m/s?

What temperature, in ∘c, is a blackbody whose emission spectrum peaks at 250 nm?

Both physical feature and behaviors can be inherited True False

Why is copper a pure substance

A person slaps her leg with her hand, which results in her hand coming to rest in a time interval of 2.75 ms2.75 ms from an initial speed of 4.75 m/s4.75 m/s.

Crickets chirpy and milada jump from the top of a vertical cliff. chirpy drops downward and reaches the ground in 2.70 s, while milada jumps horizontally with an initial speed of 95.0 cm>s.

Explain how gamma rays are produced by energy

A mechanical wave may be described as a disturbance that is transported through a medium via the mechanism of particle-to-particle interaction. Which of these is not classified as a mechanical wave? A) earthquake B) light C) sound D) water

How many paths do the electrons have to flowlin a series circuit?

A force of 6 lb is required to hold a spring stretched 4 in. beyond its natural length. How much work W is done in stretching it from its natural length to 8 in. beyond its natural length?