subject
Biology, 03.02.2020 18:57 BaileyElizabethRay

The paleozoic era is the longest time period in the history of earth true or false

ansver
Answers: 1

Another question on Biology

question
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
question
Biology, 22.06.2019 08:50
You are observing different types of cells in your science lab. one cell has many chloroplasts. what is the most likely function of this cell? a. energy production b. photosynthesis c. reproduction d. digestion
Answers: 1
question
Biology, 22.06.2019 13:30
What is used as a template during replication? a- mrna b- trna c- rrna d- dna
Answers: 1
question
Biology, 22.06.2019 16:00
Which of the following is the sl unit used to measure temperature a. kilogram b. liter c. meter d. kelvin
Answers: 3
You know the right answer?
The paleozoic era is the longest time period in the history of earth true or false...
Questions
Questions on the website: 13722361