Significant figures are the digits within the number that help determine accuracy.
о
True
о
False

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

Why is the structure of molecule important to its function?

Which fossil fuel is mainly used for heating and cooking? a. electricity b. coal c. petroleum d. natural gas