I really need help on some of my Physical Science questions. Do you think

River Tam

New member
you could help me out? Complete each sentence or statement.
11. The type of force measured by a grocery store spring scale is _____________.

12. When a falling object reaches terminal velocity, the net force acting on it is _____________.

13.
The path of motion of a thrown javelin is an example of _____________ motion.


14.
How can an arrow be used to represent the size and direction of a force?
(3 points)

15. Why don’t action-reaction forces cancel each other?

Problem
16. A small 32-kilogram canoe broke free of its dock and is now floating downriver at a speed of 2.5 m/s. What is the canoe’s momentum? Show your work.


17. http://tinypic.com/view.php?pic=14sci2x&s=7

Applying Concepts In Figure 12-3, if Skater A is pushing Skater B, why does Skater A move?
 
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