1999 honda accord 2.3l dx why noise clunking noise

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

Write the chemical formula for a compound that is made of an element from group 1 and an element from group 17

What must occur for air masses to form fronts