SAT Physics Conventions and Graphing - Practice Exercises
SAT Physics Conventions and Graphing - Practice Exercises
Questions 1-2:(A) kg • m/s2
(B) kg • m2/s2
(C) kg • m2/s3
(D) kg/m • s2
(E) A • s
Select the combination of fundamental units above that should be used to answer each of the following questions about derived units.
- The formula for finding pressure is P = F⁄A. The derived unit for pressure is the pascal. Which combination of fundamental units is equivalent to a pascal?
- The formula for finding kinetic energy (K) is K=½ mv2. The derived unit for energy is the joule. Which combination of fundamental units is equivalent to a joule?
refer to the following velocity-time graph.
![SAT Physics Conventions and Graphing - Practice Exercises-55-1](https://farm5.staticflickr.com/4347/36955841545_316493c12f_o.png)
3. Determine the magnitude of acceleration of the object when time t = 4 seconds.
(A) 0 m/s2
(B) 2 m/s2
(C) 5 m/s2
(D) 10 m/s2
(E) 20 m/s2
4. Determine the displacement (change in position), Δx, of the object during the 5-second time interval.
(A) 40 m
(B) 60 m
(C) 80 m
(D) 100 m
(E) 120 m
5. Which graph best represents the equation, p=I²R?
![SAT Physics Conventions and Graphing - Practice Exercises-56-1](https://farm5.staticflickr.com/4400/36955841495_ae01ecf177_o.png)
6. Which graph best represents the equation p = h/λ?
![SAT Physics Conventions and Graphing - Practice Exercises-56-2](https://farm5.staticflickr.com/4434/36955841435_28288ca356_o.png)
7. Which graph best represents the equation F = kx?
![SAT Physics Conventions and Graphing - Practice Exercises-56-3](https://farm5.staticflickr.com/4387/36955841335_54ae7955c8_o.png)
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