Physical Science is the study of .
Question 1 options:
energy
matter
...
Biology, 02.09.2021 18:20 rissacoob7862
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
Answers: 2
Biology, 21.06.2019 16:40
Sand spinifex grass is adapted to growing on sand dunes. it is a rapidly spreading plant and the creeping runners produce new root systems. which of these best explains the benefits of these features? a. it limits water loss through the leaves. b. it provides support by anchoring the plant. c. it protects the plant from predators. d. it allows the plant to tolerate salt. reset submit
Answers: 3
Biology, 21.06.2019 20:30
Which of the following statements are true chromosomes make up genes
Answers: 1
Biology, 21.06.2019 21:20
The endoplasmic reticulum (er) is an organelle in some cells. in these cells, it is continuous with the nuclear membrane and forms a large part of the cell\'s total membrane. sort the phrases below as describing rough er, smooth er, both, or neither. note: if you answer any part of this question incorrectly, a single red x will appear indicating that one or more of the phrases are sorted incorrectly.1) found in prokaryites and uekaryotys2) involved in protein synthesis3) involve in lipid synthesis4) contains molecular chaperones in lumen5) bound with ribosomes6) involved in toxin or drug metabolism7) large systemot internnected tubules,vesicles, and sacs8) "packages" enzymes in vesicles for secretion.
Answers: 2
Biology, 22.06.2019 02:30
Sally and sue were investigating the topic of friction in science. they used a small car and a ramp as seen in the picture to test what they were learning. they knew that they slipped easily on waxed floors but not on carpet, so they decided to change the material on the surface of the ramp to see what happened. they planned to use glass, carpet, aluminum foil, and sandpaper and run the car down the ramp over each surface. what would be the best research question to guide the girls' experiment? a) does the amount of surface area affect the friction on the moving car? b) will the car travel fastest on the glass surface? c) how does the angle of the ramp affect the speed of the car? d)do rougher surfaces tend to create more friction than smooth surfaces?
Answers: 1
Arts, 22.01.2020 22:31
Mathematics, 22.01.2020 22:31
English, 22.01.2020 22:31
Social Studies, 22.01.2020 22:31
History, 22.01.2020 22:31
Biology, 22.01.2020 22:31
Mathematics, 22.01.2020 22:31
Advanced Placement (AP), 22.01.2020 22:31
Mathematics, 22.01.2020 22:31
Mathematics, 22.01.2020 22:31