Which of the following will cause a decrease in the mass of an object? a increase in the gravitational pull b decrease in the gravitational pull c increase in the quantity of substance present in the object d decrease in the quantity of substance present in the object

What does resonance result in? quieter sounds frequency amplitude louder sounds

How have high taxes on tobacco products impacted the number of people who use them? a. the number of tobacco users has increased. b. the number of tobacco users has decreased. c. the number of tobacco users has not changed. d. the number of adolescent tobacco users decreased, while the number of adult users increased

Which of these statements is true about autotrophs, but not heterotrophs? a. they use sugar and oxygen to make carbon dioxide and water.b. they use chlorophyll and oxygen to make carbon dioxide and water.c. they use sunlight, water, and carbon dioxide to make sugars.d. they use sunlight, water, and oxygen to make chlorophyll.