Questions LLC
Login
or
Sign Up
Ask a New Question
Science
Physics
When the sun was directly overhead in Syene, why was it not directly overhead in Alexandria?
1 answer
Because the earth is not flat.
You can
ask a new question
or
answer this question
.
Similar Questions
Eratosthenes knew that in Aswan the sun was directly overhead at noon on the summer solstice.
At the same time, he measured the
Top answer:
a. To find Eratosthenes's measurement in degrees, we need to find the angle made by 1/50 of a
Read more.
At noon on September 21, the Sun is directly overhead at a latitude of
Top answer:
23.5 s. Latitude
Read more.
The sun rises at 6am; At noon the sun is directly overhead. The height of a pole is 8m tall. What is the length of the shadow at
Top answer:
the sun rises 90° in 6 hours. That's 15°/hr So, at 11 am the angle of elevation of the sun is 75°
Read more.
No idea how to do this. All I know is E=hf and found that a is 3.96 x 10^-19
Consider a sidewalk section that has an area of 1
Top answer:
To find the answers to these questions, we need to use the formulas and information provided. Let's
Read more.
If the sun is directly overhead at 12 noon at your location and GMT (Greenwich Mean Time) is 10:00 pm, what is you approximate
Top answer:
To determine your approximate longitude, we need to consider the time difference between your
Read more.
Earth completes one full rotation each day, making the Sun appear to rise and set. If the Sun passes directly overhead, by how
Top answer:
360 deg /24 hrs = 15 deg/hr
Read more.
An eagle dives toward the ground with a constant velocity of 4.20 m/s at 50.0° below the horizontal. The Sun is directly
Top answer:
4.20 cos50°
Read more.
On a clear day at the equator with the sun directly overhead, how long would it take to warm 10 kg of water 15 Co if the
Top answer:
The solar flux from straight above on a clear day is about 1100 W/m^2. Your 1 sq meter area will
Read more.
If the sun rises at 6 AM and is directly overhead at 12 noon, estimate the time (hour and minutes) when a 34-foot tree will have
Top answer:
Let T be the tree top Let B be the tree base Let S be the tip of the shadow tan(angle BST) = 34/24
Read more.
The sun rises at 6 AM and is directly overhead at noon, estimate the time (hour and minutes) when a 34-foot tree will have a
Top answer:
To estimate the time when a 34-foot tree will have a 14-foot shadow, we can use similar triangles
Read more.
Related Questions
"An airplane is climbing at an angle of 15 degrees to the horizontal with the sun directly overhead. The shadow of the airplane
Use the sentence to answer the question.
To cut costs, the company asked all employees to work from home, which eliminated the
To cut costs, the company asked all employees to work from home, which eliminated the overhead of running an office.
Which word
On a day when the sun passes directly overhead at noon, a 1.80-m-tall man casts a shadow of length S(t)=1.8|cot(πt/12)|, where
The pilot of an airplane traveling 180km/h wants to drop supplies to flood victims isolated on a patch of land 160m below. The
You look up and see a helicopter pass directly overhead: 3.10-s later you hear the sound of the engines. If the air temperature
During takeoff, an airplane, climbs with a speed of 180 m/s at an angle of 34º above the horizontal. The sun is shining
The Greek mathematician Eratosthenes (ca. 276-195 B.C.) measured the circumference of the earth from the following observations.
The pilot of an airplane traveling 160 km/h wants to drop supplies to flood victims isolated on a patch of land 160m below. The
When the Sun is directly overhead, a hawk dives toward the ground with a constant velocity of 4.45 m/s at 61.5° below the