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Questions in Grade Middle-school

[Answered] Where does friction occur? Can it happen in liquids, air, or with solids?

[Answered] What is 1,664 divided by 64?

[Answered] What two things must you know to find the momentum of an object?

[Answered] How do you write 7,330,968 in expanded form?

[Answered] Crops produce the greatest amount of waste, mainly from plant parts not harvested as food. Why are most people less concerned about crop waste than other types of waste?

[Answered] Help me solve this And please explain

[Answered] How is momentum similar to inertia? Explain.

[Answered] A stadium can hold 20,000 people when it is full. The table below shows the number of people that attended concerts at the stadium over a 3-day period. | Day | Number of People | |----------|------------------| | Friday | 17,563 | | Saturday | 18,126 | | Sunday | 16,618 | If the stadium had been full for each of the concerts, how many more people would have attended the concerts over the same 3-day period?

[Answered] Tom has twice as many marbles as Luke. Together they have 39 marbles. How many marbles does Tom have?

[Answered] A lizard accelerates from 2 m/s to 10 m/s in 4 seconds. What is the lizard's acceleration?