Questions LLC
Login
or
Sign Up
Ask a New Question
Physical Science
Page 5
Questions (1,501)
Which statement correctly describes the relationship between thermal energy and particle movement?
As thermal energy increases,
4 answers
asked by
Sadboigirl
1,191 views
which is the best example of a thermal conductor
copper plating on bottom of a skillet down jacket plastic ice cube tray ceramic
4 answers
asked by
I hate science
184 views
Which of the following is a limitation of models?
* Models usually do not have exactly the same features as the objects or events
3 answers
asked by
ryan renolds brother
135 views
One kilowatt-hour (kWh) of electrical energy is equivalent to 3412 Btu. How many Joules are there in one Btu?
3 answers
asked by
Sam
768 views
An ice cube (25g) is at -8.0c how much is required to melt it completly
4 answers
asked by
Jacob
1,284 views
A steel rod is 2.55 cm long at 16 o C in an operating room. It is placed in a patient's leg where it rises to 37 o C. What will
4 answers
asked by
DariaV
1,149 views
Find the change in the gravitational force between two planets if the masses of both planets are doubled but the distance
4 answers
asked by
jim
4,997 views
A car with its brakes locked will remain stationary on an inclined plane of dry concrete when the plane is at an angle of less
4 answers
asked by
Anon
894 views
Mass= 48g; volume=24 cm3 . What is the density of this substance ?
6 answers
asked by
Carlos
2,444 views
What is conserved in physical changes?
A. shape B. energy C. mass ~~~ D. density My answer is C. Am I right?
4 answers
asked by
:3
1,001 views
So i am asked to write the equation representing the third ionization energy for Cr, and what I could come up with is
4 answers
asked by
Josh
1,300 views
When 86.7 g of water at a temperature of 73 °C is mixed with an unknown mass of water at a temperature of 22.3 °C the final
3 answers
asked by
Anonymous
1,142 views
Hi, could someone please explain radiation,conduction, convection, the kinetic molecular theory, and the particle theory?
Thanks!
3 answers
asked by
...
795 views
Question
The table below shows the speed of sound in water at different temperatures and salinities. Speed of Sound in Water at
3 answers
asked by
Iwannaknow
427 views
Fifteen grams of a liquid plastic are frozen in a physical change that increases the volume. What can be known about the plastic
3 answers
asked by
silena
2,471 views
A pinhole camera is 15 cm in length,30 cm from an object.If the image is 4.4 cm tall,how high is the object
4 answers
asked by
Sadia
1,302 views
what may describe the color,texture,mass,or weight of a material.
4 answers
asked by
Anonymous
845 views
Pls help me. Explain the following a. When methylated spirit is poured on the skin, it has cooling effect, b. A piece of ice at
3 answers
asked by
rita
1,885 views
Tides are cyclical phenomena caused by the gravitational pull of the sun and the moon. On a particular retaining wall, the ocean
4 answers
asked by
Help a man out
2,267 views
How much heat is necessary to change a 52.0 g sample of water at 33 degrees celsius into steam at 110 degrees celsius?
3 answers
asked by
savannah
1,945 views
Water has a density of 1.0 g/mL, and a test liquid has a density of 1.1 g/mL. If
you pour equal portions of the two liquids into
1 answer
asked by
Gabriella Lambright
326 views
Ten litre of water per second is lifted from well through 10m and delivered with a velocity of 10m/s if g=10m/s^2. The power of
4 answers
asked by
Wajeeha
2,721 views
Dry air has a density of 1.29g/L (at 25 degrees celsius and 1 atm of pressure). How many liters would 500.g of this air occupy?
3 answers
asked by
Mary
913 views
If the gas was instead in a cylinder with a floating, massless, frictionless piston, what would the volume of the gas be (in
4 answers
asked by
LIO
2,076 views
A piece of aluminum has a mass of 39.15g and a volume of 14.5cm cube. Determine the density of the aluminum. What would the
4 answers
asked by
Sally
743 views
As dry air moves upward it expands and in doing so cools at a rate of 1 degrees Celsius for each 100 m rise up to about 12 km
If
3 answers
asked by
Jordan
1,232 views
As an electron moves closer to the nucleus, energy is:
a. absorbed b. released c. remains unchanged d. transformed into a proton
4 answers
asked by
Anonymous
971 views
Some hydrogen gas is enclosed within a chamber being held at 200C with a volume of 0.025m^3. The chamber is fitted with a
4 answers
asked by
Lizzie
2,637 views
Why is white light separated into a spectrum of colors when it is passed through a diffraction grating?
The diffraction angle
3 answers
asked by
anonymous
1,475 views
The object Mary is examining has a mass of 55grams. What is the density of the object?
2 answers
asked by
Bella
109 views
Water flows over a section of Niagara Falls at
a rate of 2.1 × 106 kg/s and falls 59 m. What is the power wasted by the
3 answers
asked by
Abby
295 views
The density of liquid mercury is 13.6 g/mL. What is its density in units of lb/in^3 ? (2.54 cm = 1 in., 2.205 lb = 1 kg)
3 answers
asked by
Riio
3,211 views
choose the answer that best matches the word in italics. the seashells were (iridescent) in the sunlight. (1 point) cloudy
5 answers
asked by
BANANA IS GOD
128 views
How would the length of a day be affected if all the world’s inhabitants continuously walked in an easterly direction? When
4 answers
asked by
Ege Kaan Gürkan
474 views
Select the option that best summarizes the reason for the use of position-time graphs when studying physical science.(1 point)
Re
3 answers
asked by
.
125 views
How much heat (calories) must be applied to a 100 mL beaker filled with boiling water in order to vaporize the water?
** A) 540
5 answers
asked by
Saisir le Jour
1,249 views
A car manufacturer claims that you can drive its new vehicle across a hill with a 47 degree slope before the vehicle starts to
3 answers
asked by
Chris
1,575 views
The rate of motion of the earth at its equator is about 1,038 mi/h because of its rotation. From this information, estimate the
3 answers
asked by
Robby
778 views
A student wants to model the physical weathering of rock. Which activity could the student perform?(1 point)
Responses Place ice
3 answers
asked by
Evian
65 views
hey bot how is cutting a tree a physical and change and can you explain how your evidence supports your claim
7 answers
asked by
echo
44 views
How much heat is necessary to change a 52.0 g sample of water at 33.0 C into steam at 110.0 C?
3 answers
asked by
E
2,000 views
Four ice cubes at exactly 0 degrees C having a total mass of 53.0 g are combined with 120 g of water at 77 degrees C in an
4 answers
asked by
Amy
1,911 views
A copper penny has a mass of about 4grams. A copper kettle has a mass of about 400 grams. What is true about the density of
3 answers
asked by
lynn
690 views
A simple circuit is wired with a battery, a switch, and a bell.
When the switch is turned on, what energy transformations will
3 answers
asked by
j coe
58 views
A ball bounces on the ground how do the ball and the ground act on each other
3 answers
asked anonymously
48 views
The solid above sinks to the bottom when you put it in a container filled with water.What does that tell you about its desity?
3 answers
asked by
bergunday
501 views
18. Which investigation would best show the transfer of heat energy without any type of matter as a medium?(1 point)
Responses an
3 answers
asked anonymously
58 views
The universe’s total amount of energy does not ever change, but the amount of this energy that is available to do work varies
7 answers
asked by
...
138 views
V. Analyzing the Data:
10. Type Answer HERE: 11. Use the following image to answer the questions: The above graph is a phase
3 answers
asked anonymously
56 views
I. Marble Roll Lab Data Collection:
Marble Mass (g) Distance carton moved (cm) Marble #1 Marble #2 Marble #3
3 answers
asked anonymously
48 views
Pages
1
2
3
4
5
6
7
8
9
10
Parent Categories (9)
Academic Subjects
Applied Science
Education
Science
Science and Education
Science and Mathematics
Science and Technology
Science Education
Science/Technology