What unit is used to measure force?
A. Meters per second
B. Meters
C. Grams
D. Ne...
Physics, 26.02.2021 22:30 amberunderhill
What unit is used to measure force?
A. Meters per second
B. Meters
C. Grams
D. Newtons
Voyager 2 is a space probe, launched in 1977,
to study the outer planets. It will continue to
travel through space for thousands of years
without stopping. Which of Newton's laws
does this describe?
A. 1st
B. 2nd
C. 3rd
D. 1st and 2nd
Which two properties are used to
describe motion?
A. Speed and time
B. Length and time
C. Mass and distance
D. Distance and speed
Total distance divided by total time is?
A. Acceleration
B. Positive acceleration
C. Average speed
D. Constant speed
A: 9
B: 1
C: 4
D: 6
Answers: 3
Physics, 22.06.2019 05:40, izzyisawesome5232
An ideal polarizer with its transmission axis rotated 30 degrees to the vertical is placed in a beam of unpolarized light of intensity 10w/m^2. after passing through the polarizer, what is the intensity of the beam? a. 8.7 w/m^2 b. 7.5 w/m^2 c. 5.0 w/m^2 d. 10 w/m^2 e. 2.5 w/m^2
Answers: 1
Physics, 22.06.2019 15:00, lolweapon
10 points! will mark brainiest! in a heat engine if 1,000 j of heat enters the system and the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2,000 j 1: write the equation2: list out your known variables 3: plug the numbers into the equations 4: solve 5: write your solution statement that includes initial energy and final energy added you so much!
Answers: 2
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