Biology, 17.09.2019 14:20 alinamartinez9p752cj
Which of the following phrases describes a typical river mouth? a. clearer water with high levels of oxygen b. decreased vegetation and lower oxygen levels c. increased species diversity d. high levels of vegetation
Answers: 2
Biology, 22.06.2019 02:30, ComicSans10
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
Biology, 22.06.2019 02:30, brenyasanders5345
Many plants can reproduce asexually. which of these is an example of asexual reproduction in a plant? a. pine cones forming on a tree b. cross-pollination in a tomato c. roots sprouting from a potato d. night-blooming jasmine flowers
Answers: 3
Biology, 22.06.2019 05:50, nschavez123
Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?
Answers: 3
Biology, 22.06.2019 09:40, brownsade1648
What is the main fuel source for the work of the cell
Answers: 2
Which of the following phrases describes a typical river mouth? a. clearer water with high levels o...
Mathematics, 22.05.2020 19:00
Mathematics, 22.05.2020 19:00
Social Studies, 22.05.2020 19:00
Medicine, 22.05.2020 19:00
History, 22.05.2020 19:01