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Science and Physics
Page 3
Questions (291)
A 3 cu ft ballon is filled with air at 90 degrees F. How many cu ft will that same ballon contain one hour after it is taken
2 answers
asked by
Mustic Dicko
745 views
the mass of three bodies is 16000x kg, 250 kg and 3200 kg. find the total weight of three bodies
3 answers
asked by
Anonymous
405 views
I am trying to calculate heat transfer between two objects. The units are as follows:
mass: grams specific heat: cal/gm degree
1 answer
asked by
Brenda
439 views
These two equations concern a lab on the measurement of E/M by the Brainbridge Method.
I need to derive the absolute error for
2 answers
asked by
Kyle
489 views
A 250 gram sample of metal is warmed from 50°C to 90°C when 100 calories of heat are added. What is he specific heat capacity
2 answers
asked by
Raylee
582 views
What is the relationship between air temperature and the speed of sound?
1 answer
asked by
Melissa
71 views
which has more density a 50g. ball or an 80g. ball if they have the same volume
3 answers
asked by
gfhgdfg
405 views
A partially open window presents an opening 20cm wide.
What kind of sounds from outside will go across the room in a well-defined
1 answer
asked by
AAAA
654 views
Some objects have energy due to their position above the ground. This is called.
3 answers
asked by
Jo
29 views
rephrase "because the acceleration of an object is inversely proportional to its mass, according to Newton's second law. Since
3 answers
asked anonymously
42 views
A car is moving at a constant speed on a straight road. Suddenly, the driver slams on the brakes. According to Newton's laws of
3 answers
asked anonymously
49 views
A wooden walkway and a sandy beach are at the same temperature. The sand feels much hotter because it has a greater ____.
A)entro
2 answers
asked by
Ashley!!
496 views
A group of students is investigating whether copper is a better thermal conductor than steel. The students take a copper wire
3 answers
asked anonymously
47 views
What does the mass of an object depend on?
a) Force of gravity b) Temperature of the object c) Time taken for an event to occur
3 answers
asked anonymously
36 views
The graph shows an object’s distance traveled over a period of time %0D%0A%0D%0A%0D%0A%0D%0AWhat can you tell about the object
3 answers
asked by
Latina baddie ✧
45 views
A damp washcloth is hung over the edge of a table to dry. Thus, part (mass = mon) of the washcloth rests on the table and part
4 answers
asked by
Tiffany
720 views
If I'm driving a car and I make a turn to the right, what will happen to a bag of items that is sitting next to me in the car-in
1 answer
asked by
Jacob
363 views
Posted by Juliette on Sunday, October 10, 2010 at 4:58pm.
Hi-I have a question-we're studying Newton's Laws and my question is:
4 answers
asked by
Juliette
472 views
Imagine a landing craft approaching the surface of the moon of a distant planet. If the engine provides an upward force (thrust)
2 answers
asked by
Sam
666 views
What values does STP have for pressure in the units of kPa and atm and mmHg?
1 answer
asked by
Anonymous
389 views
1) In 1905 Einstein interpreted the “photoelectric effect” of light, a phenomenon that cannot be explained by the wave
2 answers
asked by
Sara
495 views
X-ray pulses from Cygnus X-1, a celestial x-
ray source, have been recorded during high- altitude rocket flights. The signals can
2 answers
asked by
sharon
546 views
A cook holds a 1.90 kg carton of milk at arm's length. What force B must be exerted by the biceps muscle?
2 answers
asked by
sarah
720 views
it is everything that occupies a place in the space
1 answer
asked by
erin
278 views
A plane is flying at a speed of 70 kilometers per hour. Then a tailwind (moving in the same direction as the plane) of 5
3 answers
asked anonymously
75 views
The graph shows a bicycle rider's motion during the first portion of a race.
What conclusion can be drawn about the rider's
3 answers
asked anonymously
55 views
when we stand on a titled floor in our bare feet we feel cold but do not feel so cold if we are standing on a carpet.
i wanted to
1 answer
asked by
fern
459 views
which is a good description of kinetic energy
energy of motion Conserved energy Energy from the sun Stored energy
5 answers
asked anonymously
183 views
2. Potential Energy is the energy of:
* 1 point motion mass speed position
3 answers
asked by
dez
21 views
To measure average speed, what data is required? (1 point)
A. The direction and the distance of travel B. The direction of travel
3 answers
asked anonymously
41 views
1 what si the diference between mass and weight?
2 will the following substances float or sink in water at 3.98 degree celcius?
7 answers
asked by
ashlee
645 views
Which experimental setup would let a student investigate the connection between kinetic energy and temperature?
placing one drop
3 answers
asked by
someone
61 views
When computing the gravitation force, how do you know what the direction of the solution?
1 answer
asked by
Joan
265 views
A human has a reasonable chance of surviving an automobile crash is the body's deceleration is no more than 30 "g's". (1 "g" is
2 answers
asked by
Anonymous
636 views
Please confirm/tidy up my fragile understanding as follows:
Boyles Law is apparently now known by another name???? If I
2 answers
asked by
Mike
696 views
You drop a tool from a 50 foot building and it falls to the ground in 1.766 seconds. Draw a graph of that represents the path of
1 answer
asked anonymously
35 views
Calculate the binding energy per nucleon for the following nuclei:
a: 12C(nuclear mass, 11.996708 amu) 6 ------- b. ^37Cl(nuclear
1 answer
asked by
Jina
858 views
Why is a book resting on a table in a state of equilibrium?
1 answer
asked by
jaema
30 views
One skydiver has not fallen as far toward the ground as the other skydivers. What is a likely cause for the difference
1 answer
asked anonymously
42 views
A student walks east 100 meters in 2 minutes. She then walks north 200 meters in 4 minutes. Which statement is true?(1 point)
Res
1 answer
asked anonymously
66 views
If you have four boxes and one weighs 4 1/2 N one weighs 2 1/2 N one weighs 8 N and one weighs 6 N which box has the most mass
1 answer
asked anonymously
41 views
Force and Motion Retest
3 of 203 of 20 Items Question What will happen to an object in motion if an unbalanced force does not act
1 answer
asked anonymously
40 views
For each electron in a ground-state Be atom, select the set of quantum numbers that represents it. Check all that apply.
( ) n=2,
5 answers
asked by
Garcia
3,575 views
A 100-kilogram astronaut travels to the moon and steps onto a bathroom scale. The scale reads “16.7 kilograms.” Which
7 answers
asked by
Kaleb
2,100 views
Find the amount of heat required to convert 10g of ice to steam at 110 degree Celsius.
4 answers
asked by
Dabgadang
2,015 views
The total amount of energy is the universe never changed but the availability of each different type of energy to do work can
1 answer
asked by
shh
33 views
A hammer is often used to force a nail into wood. The faster the hammer moves, the deeper the nail moves into the wood. This can
2 answers
asked by
mazen
1,731 views
In experiments involving a pithball electroscope, what causes the pithball to move? I believe the answer is B
A. The pith
4 answers
asked by
Jenny
1,457 views
How do you calculate the density of an object?
* A. by multiplying the volume of an object by its mass B. by subtracting the mass
1 answer
asked anonymously
45 views
Waves that make up light have peaks and valleys just like the ocean. What are the scientific terms for peaks and valleys?
(1
1 answer
asked by
Blue
30 views
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