Which of the following is an example of an extensive property? * the sample weighs 65.23 grams
the sample has a blue color
the density of the sample is 3.45 g/mL
the temperature of the sample is 25 'C
the sample has no odor

Which real-world scenarios below represent physical and chemical changes? -running a car -exploding fireworks -mixing water and powdered drink mix -combining oil and vinegar to make salad dressing -taking aspirin for a headache -diluting bleach with water-digesting dinner-spreading peanut butter on bread

Which part of earth’s surface receives the most direct rays from the sun? a) equator b) ocean c) poles d) mountains

An animal cell loses the ability to convert energy stored in food to energy that the cell can use. which of the cell's organelles has stopped working? a.the mitochondria b.the nucleus c.the vacuoles d.the endoplasmic reticulum