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A 72 g autographed baseball rolls off of a 1.4 m high table and strikes the floor a horizontal distance of 1 m away from the table.?
How fast was it rolling on the table before
it fell off? The acceleration due to gravity is
9.81 m/s
.
Answer in units of m/
3 AnswersPhysics2 years agoDuring a baseball game, a batter hits a popup to a fielder 69 m away.?
If the ball remains in the air for 6.4 s, how
high does it rise?
Answer in units of m.
1 AnswerBaseball2 years agoPhysics question.?
A cat chases a mouse across a 1.3 m high
table. The mouse steps out of the way, and
the cat slides off the table and strikes the floor
1.4 m from the edge of the table.
What was the cat’s speed when it slid off
the table? The acceleration of gravity is
9.81 m/s squared
.
Answer in units of m/s.
1 AnswerPhysics2 years agoPhysics problem?
Janet jumps off a high diving platform with
a horizontal velocity of 1.72 m/s and lands in
the water 2.1 s later.
How high is the platform? The acceleration
of gravity is 9.8 m/s squared
.
Answer in units of m
1 AnswerPhysics2 years agoWhat would be its acceleration while the coin is moving downward?
In reference to this statement: Consider a coin which is tossed straight up
into the air. After it is released it moves upward, reaches its highest point and falls
back down again
A)The acceleration is in the negative direction and increasing.
B)The acceleration is zero.
C)The acceleration is in the negative direction and decreasing.
D)The acceleration is in the positive direction and decreasing.
E)The acceleration is in the positive direction and constant.
F). The acceleration is in the negative direction and constant.
G). The acceleration is in the positive direction and increasing.
1 AnswerPhysics2 years agoWhat would be its acceleration while the coin is at its highest point?
A)The acceleration is in the negative direction and constant.
B)The acceleration is in the positive direction and constant.
C)The acceleration is zero.
D)The acceleration is in the positive direction and increasing.
E) The acceleration is in the negative direction and increasing.
F) The acceleration is in the negative direction and decreasing
G) The acceleration is in the positive direction and decreasing.
2 AnswersPhysics2 years agoPhysics question?
Consider a coin which is tossed straight up
into the air. After it is released it moves
upward, reaches its highest point and falls
back down again.
While the coin is moving upward after being released, what would be its acceleration?
Take up to be the positive direction.
A)The acceleration is in the negative direction and decreasing.
B)The acceleration is in the negative direction and increasing.
C)The acceleration is in the positive direction and increasing
D)The acceleration is in the negative direction and constant.
E)The acceleration is in the positive direction and constant.
F)The acceleration is in the positive direction and decreasing.
G)The acceleration is zero.
1 AnswerPhysics2 years agoPhysics question please help?
A body moving with uniform acceleration has
a velocity of 5.97 cm/s when its x coordinate
is 3.58 cm.
If its x coordinate 1.85 s later is −7.15 cm,
what is the x-component of its acceleration?
Answer in units of cm/s
2
.
3 AnswersPhysics2 years agoPhysics question please help?
An object is released from rest on a planet
that has no atmosphere. The object falls
freely for 5.43 m in the first second.
What is the magnitude of the acceleration
due to gravity on the planet?
Answer in units of m/s
2
.
2 AnswersPhysics2 years agoWhy did the Spanish Empire begin a precipitous decline?
A)The Spanish Empire was so lenient toward the Native Americans that various tribes eventually were able to join forces and conquer it.
B)The Spanish Empire became overly dependent on extraction of wealth rather than expand and stabilize Spanish influence in the New World.
C)Under Queen Elizabeth, England came to control the most colonial outposts and, thus, dominated the Spanish Empire in terms of trade.
D)Spain encouraged a vast number of settlers to populate New Spain—far more than the colony could handle economically.
E)The citizens of the Spanish Empire largely failed to pay taxes, and it never developed a real class structure.
4 AnswersHistory2 years agoWhich of the following statements accurately characterizes the Algonquians?
A)They lived in cave villages dug into mountains and built large pyramids.
B)Like the Iroquoian people, they spoke the language Iroquoian and spread into upstate New York
C)They were nomadic and did not encounter Europeans for many years after their arrival in America.
D)They built an advanced regional center known as Cahokia and lived in mounds.
E)They lived in multifamily “longhouses” and were one of three major Eastern Woodlands groups.
3 AnswersHistory2 years agoWhich of the following is characteristic of the Mississippian Indian culture?
A)reliance on the fur trade rather than agriculture
B)cliff dwellings and widespread use of irrigation
C)extensive trading activities with Norsemen from Scandinavia
D)matrilineal societies and the spread of the Muskogean language
E)elaborate burial mounds and towns built around plazas and temples
1 AnswerHistory2 years agoWhy was the Protestant Reformation significant beyond its religious consequences?
A)It was a major social movement that managed to spread purely through word of mouth.
B)It created a distinctly unified view on theological issues among Protestants in particular.
C)It disrupted traditional notions of wealth, class, and monarchical supremacy.
D)It made the idea of limited government far less likely to take hold in Europe.
E)It resulted in greater political unity among European nations.
4 AnswersHistory2 years agoWhat were some of the defining features of the Inca Empire?
A)It spanned much of central Mexico after a migration from northwest Mexico and was dominated by huts made with adobe.
B)It was predominantly located in the Great Plains and experienced cold winters and hot summers west of the Mississippi River.
C)It was found in the Pacific Northwest and featured large, earthen-floored, cedar-planked houses, where multiple families lived under one roof.
D)It extended along the Andes Mountains in western South America and featured stone buildings and irrigated farms.
E)It was located in the Southwest near what is today Arizona and was comprised of people who spoke one unified language.
2 AnswersGeography2 years agoRecent archaeological evidence suggests that the prehistoric human migrations from Asia to the Americas?
A)required that migrants cross Africa because it had superior conditions in terms of hunting and weather.
B)ultimately resulted in little diversity due to how few migrants managed to make it all the way there.
C)most likely began 5,000 years ago, and the only possible avenue of travel was the Bering land bridge.
D)possibly began 50,000–25,000 years ago, and some migrants might have used boats to cross the ocean.
E)brought migrants to environments that were for the most part highly uniform in terms of terrain and climate.
4 AnswersAnthropology2 years agoWWI history questions. Please help.?
a. Why did the U.S decide to enter the war?
b. How did the U.S contribute to the Allied cause before and after it entered the war?
c. What is the legacy of the war?
3 AnswersHistory2 years agoWhat happened to the monarchy in France in 1848? Why?
4 AnswersHistory2 years agoHistory question please help?
Why would the middle class become such a force for monarch to take notice during the Industrial Revolution? (*answer is not in your book -- hint: think about mass production and prices).
2 AnswersHistory2 years ago
