the speed of an object falling is directly proportional to the time it has fallen. after an object falls for 3 seconds, its speed is 16.5 m/s. what is the object's speed after it has fallen for 7 seconds?

Classify each action depending on whether it will meet or fail to meet the goals of the organization. a group of students form a healthy earth club at their school. their goal is to limit their school’s impact on human-led climate change. they brainstormed a list of actions they can take to meet this goal.

Rawls says that justice sometimes requires the sacrifice of things like freedom of speech for the sake of greater economic equality. true or false

How to write the number 20.484.163 in expanded form