Physics, 27.09.2020 15:01 sophiaaafaline
1. Julie sees commercials for antibacterial products that claim to kill almost all the bacteria in the
area that has been treated with the product. Julie asks, 'How effective is antibacterial cleaner in
preventing the growth of bacteria?" She sets up an experiment in order to study the effectiveness
of antibacterial products. Julie hypothesizes that the antibacterial soap will prevent bacterial
growth. In her experiment, she follows the following procedure.
Identify the experimental variable and three control variables in the experiment.
DEPENDENT VARIABLE:
DEPENDENT VARIABLE:
3 CONTROLLED VARIABLES:
Answers: 1
Physics, 22.06.2019 08:30
Abike rider starts from rest and accelerates 28.0 meters down a slope in 5.00 seconds. what is her acceleration? select one: a. 3.21 m/sec2 b. 1.75 m/sec2 c. 9.80 m/sec2 d. 2.24 m/sec2
Answers: 3
Physics, 22.06.2019 23:00
Why does gravity have a lesser than grater effect on higher altitudes?
Answers: 2
Physics, 23.06.2019 02:00
Athird point charge q3 is now positioned halfway between q1 and q2. the net force on q2 now has a magnitude of f2,net = 5.861 n and points away from q1 and q3. what is the value (sign and magnitude) of the charge q3?
Answers: 2
Physics, 23.06.2019 02:40
If a rock is thrown upward on the planet mars with a velocity of 10 mys, its height in meters t seconds later is given by y − 10t 2 1.86t 2 . (a) find the average velocity over the given time intervals: (i) [1, 2] (ii) [1, 1.5] (iii) [1, 1.1] (iv) [1, 1.01] (v) [1, 1.001] (b) estimate the instantaneous velocity when t − 1.
Answers: 2
1. Julie sees commercials for antibacterial products that claim to kill almost all the bacteria in t...
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