Lookup functions allow spreadsheet users to show quantities of distinct, discrete categories of data.
present data that changes as a function of time.
keep track of IF statements and nested IF statements.
reduce the amount of manual searching and data entry.

The mass of the sun is 1.99×1030kg and its distance to the earth is 1.50×1011m. what is the gravitational force of the sun on the earth?

Ascientific blank must be testable and capable of being proven false?

An electron moves with a constant horizontal velocity of 3.0 × 106 m/s and no initial vertical velocity as it enters a deflector inside a tv tube. the electron strikes the screen after traveling 26 cm horizontally and 19 cm vertically upward with no horizontal acceleration. what is the constant vertical acceleration provided by the deflector? (the effects of gravity can be ignored.)