Which of the following procedures demonstrates repetition? A. Jeremiah measures the mass of five different strips of metal. He places the strips in five different test tubes filled with hydrochloric acid. He observes if heat and bubbles are produced after the metal strips and acid are combined. B. Cynthia monitors the growth rate of her pet turtle. She measures the length and weight of her turtle every Sunday over the course of six months. C. Marco places a toy car at the top of a ramp. He releases the car and measures how long it takes for the car to reach the bottom of the ramp. Then, he returns the car to the top of the ramp, releases the car again, and makes an additional measurement. D. Kasey performs a scientific investigation on the effects of using soda instead of water to hydrate plants. Caleb uses Kasey's procedure and performs the same experiment during the following month.
Answers: 3
Chemistry, 22.06.2019 10:10
Stage in which a starβs outer layers have started to cool and grow outward?
Answers: 3
Chemistry, 22.06.2019 23:30
The comparison of the number of atoms in a copper coin the size of a penny with the number of people on earth is made to illustrate which of the following? a. that atoms are indivisible b. that atoms are very small c. that atoms are very large d. that in a copper penny, there is one atom for every person on earth
Answers: 1
Chemistry, 23.06.2019 06:00
What physical property of gold makes panning a useful way to get gold from streams?
Answers: 2
Which of the following procedures demonstrates repetition? A. Jeremiah measures the mass of five dif...
Mathematics, 19.05.2020 03:01
Computers and Technology, 19.05.2020 03:01
English, 19.05.2020 03:01
English, 19.05.2020 03:01
Mathematics, 19.05.2020 03:01
Mathematics, 19.05.2020 03:01
Mathematics, 19.05.2020 03:01
Mathematics, 19.05.2020 03:01
History, 19.05.2020 03:01
Mathematics, 19.05.2020 03:01
English, 19.05.2020 03:01