Physical Science is the study of . Question 1 options:

energy

matter

all answers are true

how matter and energy interact

What is energy?

Question 2 options:

phases: solids, liquids, and gases

all the "stuff" in the universe

the ability to do work

anything that has mass and takes up space

Which term refers to the total dollar value of the goods and services produced in a country in a year?

Which organisms have pharyngeal arches that develop from all three germ layers and go through the same development stages as embryos? 1.bird 2.ladybug 3.starfish 4.snake

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.