Biology, 23.05.2020 06:58 aariannahnorwoo

Paul’s class investigated the effects of friction on the motion of a toy car. Using ramps with different surfaces, students determined the amount of time, in seconds (s), for the toy cars to reach the bottom of each ramp. All variables were controlled except the tested variable (independent variable). Paul's group concluded that toy cars on a sandpaper surface are fastest. Which statement best evaluates the group's conclusion?

Question 10 options:

The results fail to support the conclusion.

The results support the conclusion.

The conclusion is valid for the data recorded.

More data need to be added to the conclusion.

Paul’s class investigated the effects of friction on the motion of a toy car. Using ramps with diffe

Answers: 1

Show answers

Other questions on the subject: Biology

Biology, 21.06.2019 20:00, divagothboi

Which type of neuroglia is found outside of the brain?

Answers: 3

continue

Biology, 22.06.2019 02:00, ParkBecca

Ateam from new york presbyterian hospital is conducting a study about a recent increase in cases involving both excess sweating and kidney stones. what would the team need before it draws a conclusion about the cases? medications that are specifically designed to treat the sickness machines that are built to process blood and reduce symptoms until patients are healthy again data that profile the various patients who report these symptoms proof that the excess sweating is related to the excessive kidney stones

Answers: 2

continue

Biology, 22.06.2019 03:00, hdhtvthjr

Which of the following are the ingredients that go into the plant and are needed for photosynthesis? select all that apply. 1.) soil 2.) seeds 3.) carbon dioxide 4.) minerals 5.) glucose (sugar) 6.) water 7.) light energy (sunlight) 8.) oxygen 9.) air

Answers: 2

continue

Biology, 22.06.2019 14:40, leenzazou98241

In general, characteristics that an organism survive and reproduce become more common in a population over time. what mechanism of evolution cause this change?

Answers: 1

continue

You know the right answer?

Paul’s class investigated the effects of friction on the motion of a toy car. Using ramps with diffe...