The sunspot cycle averages about 11 months

Indicate whether the statement is true or false


FALSE

Physics & Space Science

You might also like to view...

What information does a star's Greek-letter designation convey?

What will be an ideal response?

Physics & Space Science

The diagram above represents energy levels in a hydrogen atom. Each level is labeled with its energy (above the ground state of Level 1) in units of electron/volts (eV). The labeled transitions represent an electron moving between energy levels. Which transition represents an electron that is breaking free of the atom?

A) A B) B C) C D) D E) E

Physics & Space Science

This figure shows Hubble's law. If a galaxy is observed to be moving away from us at 30,000 (3 104) km/s, approximately how far away is it? (Hint: Be sure to read the axis labels carefully.)

A) 30,000 light-years B) 1400 million light-years C) 3000 million light-years D) 1400 light-years

Physics & Space Science

An object is placed at F in front of a concave mirror with a focal length of 10 cm. What is the position of its image in relation to the mirror and what are its characteristics?

A) = 10 cm, real, smaller than object B) = 10 cm, virtual, smaller than object C) = 20 cm, real, bigger than object D) = 20 cm, virtual, bigger than object E) = ?, real, much bigger than the object

Physics & Space Science