9th grade physics
If a transparent material has a refractive of 2.0; a) calculate the critical angle b) if the refractive index were less than 2,0, would the critical angle be greater or less than before? Im super confused at this :(
henry is 5ft tall and casts a shadow that is 15ft long a tree next to henry casts a 324-ft long shadow. how tall is the tree?
So how do you do that show me how
One shuttle service charges $10 for pickup and $0.10 per mile. The other shuttle service has no pickup fee but charges $0.35 per mile. Find the number of miles for which the cost of the shuttle service is the same. Please help me and show your work thanks.
an electronics store receives a shipment of 40 graphing calculators including 3 that are defective. Four of the calculators are sleceted to be sent to a local high school. How many selections can be made using the original shipment
If water is synthesized how much hydrogen would be needed to make 10.0 grams?
Eric has 3 more rocks than Clay. Together they have 35 rocks. How many rocks does each boy have?
How many moles of hypochlorous acid are needed to react with 0.257 mol of 9-fluorenol? Molecular weight of hypochlorous acid = 52.46 g/mol MW of 9-fluorenol = 182.22 g/mol
What are the nouns and verbs in the sentence The Lord is my strength and my salvation; in him I will trust.
What if ten years ago, you started working as a clerk for DMD Medical Supplies? Six months ago, Liz Jakowski,the human resources director, promoted you to office manage. You manage two employees: Jack Snyder and Ruth Disselkoen. My office provides secretarial support for the f...
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