If the object distance in the following picture were 8.0 m and the image distance were 2.0 m, what is the focal length?

How many neutrons does element x have if it’s stormy umber is 33 and it’s mass number is 95?

In the circuit shown below, with each bulb holding a resistance of 60 ohms, how many amps of current are flowing? express your number as a decimal.

If the textbook weighs 19.6 newtons on venus,what is the strength of gravity on venus?