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Physical Science
Page 7
Questions (1,499)
A sheet of aluminum (Al) foil has a total area of 2.119 ft2 and a mass of 2.714 g. What is the thickness of the foil in
2 answers
asked by
MissSixx
600 views
Which has the higher specific heat capacity: an object that cools quickly or an object of the same mass that cools more slowly?
3 answers
asked by
Tracee
1,045 views
How much heat is required to heat 0.1 g of
ice at −30 degrees C to steam at 100 degrees C
3 answers
asked by
sammy
763 views
How much gravitational force is exerted on a cement block that has a mass of 18 kg?
3 answers
asked by
Everett
886 views
Which of the following is an example of only a physical change?
the smell of rotten eggs the green color of the statue of liberty
5 answers
asked anonymously
41 views
Hockey Puck A 110 g hockey puck sent sliding over ice is stopped in 13 m by the frictional force on it from the ice.
(a) If its
4 answers
asked by
zack
1,090 views
Question When you add cold milk and hot chocolate, they will slowly blend as the cooler liquid mixes with the warmer liquid.
3 answers
asked by
idk
63 views
use the table to answer the question
1. the drop of food coloring spreads slowly 2. the drop of food coloring spreads very
3 answers
asked by
iuytredszdxcbnmjkjiu876543wq2asZxbnmkoiu8y76543wq2
145 views
If H for the reaction I2 (s) 2I (g) is 153 kJ/mol. What is the longest wavelength of light that can break an I – I
2 answers
asked by
Hannah
538 views
Measurements can be described as accurate and/or precise. Define accuracy and precision and give examples of how those terms
7 answers
asked by
Eli
991 views
Which of the following is an example of a physical change ?
A) Zinc metal is added to hydrochloric acid and a gas is released. B)
2 answers
asked by
Anonymous
971 views
______ determines the magnitude of the force of attraction exerted by the nucleus on the outermost electrons
Question 8Select
3 answers
asked anonymously
40 views
Chapter 1 & 2 Review Questions
1. Compare and Contrast the two main branches of physical science. 2. Distinguish between
3 answers
asked by
jack
885 views
Which procedure could be used to demonstrate that matter is conserved during a physica change? (1 point)
a Find the mass of an
3 answers
asked by
deez
169 views
I need help with physical science newton's laws unit 2 lesson 7
3 answers
asked by
Me
44 views
compare and contrast the two main branches of physical science
5 answers
asked by
lavena
1,737 views
People use oven mitts to avoid getting burns when moving hot metal pans while cooking.
Which physical property of the metal pan
23 answers
asked by
Help
67 views
Data collected from the calorimetry of a metal
mass of the metal = 110.62g initial temperature of the water in the cup = 23.0 C
3 answers
asked by
coco
587 views
What is one difference and one similar thing between liquid water at 100 degrees Celsius and gas at 100 degrees Celsius?
7 answers
asked anonymously
36 views
When the Kelvin temperature of an enclosed gas doubles, the particles of the gas ____.
a) strike the walls of the container with
4 answers
asked by
Megan
1,661 views
True or False?
Density is another property of matter True???
5 answers
asked by
Keen
1,487 views
how much energy (in kJ) is required to change the temp of 1.00 kg of Fe from 25.0 degrees celsius to 1515 degrees celsius? the
5 answers
asked by
Danielle
1,598 views
Which of the following does NOT describe a suspension?
A)particles are soluble B)particles settle out over time C)particles can
3 answers
asked by
Katherine
1,386 views
Question
What is one way to increase a ski jumper’s potential energy?(1 point) Responses By using shorter skis By using shorter
10 answers
asked by
Latina baddie ✧
91 views
Select the option that best summarizes the reason for the use of position-time graphs when studying physical science.(1 point)
Re
13 answers
asked by
Yass
61 views
What mass of Al can be deposited by the passage of a constant current of 5.00 A through a Al(NO3)2 solution of 2.00 hours?
My
4 answers
asked by
Chem
1,660 views
________ is the study of the composition and structure of matter and how matter undergoes chemical reactions.
Chemistry Physical
2 answers
asked anonymously
42 views
The blue water is colder and is less dense.
The blue water is colder and is less dense. Question 18 18. Which investigation would
19 answers
asked by
Latina baddie ✧
50 views
Calculate the heat released when 25.0 grams of water freezes at 0 degrees celsius.
4 answers
asked by
Completely Lost
2,177 views
A model of an atom shows eight electrons in rings that represent different energy levels how many electrons are in each energy
2 answers
asked anonymously
76 views
As the pressure of a gas decreases to half its original value, what happens to the volume of the gas if temperature is held
2 answers
asked anonymously
92 views
Which of the following statements describes water?(1 point)
Responses Water has excludable and rivalrous consumption. Water has
2 answers
asked anonymously
51 views
Match each example with the correct form of energy transfer
boiling macaroni in a pot
2 answers
asked anonymously
38 views
How would you expect the boiling point of methane to compare with the boiling point of water
2 answers
asked anonymously
46 views
starting temperature ending temperature
20o C ? Fill in the blanks to complete the following description. (3 points) This
2 answers
asked anonymously
52 views
Explain a similarity and a difference between the particles in liquid water at 100c and the particles in steam at 100c
2 answers
asked anonymously
124 views
Simone has a mug of hot tea at a temperature of 90°C. She sets the mug on a counter in a room with an air temperature of 30°C.
2 answers
asked anonymously
62 views
Which change in the sun’s gravity would occur if the sun’s mass were reduced by one-half?(1 point)
Responses It would be
2 answers
asked anonymously
60 views
Which of the following is an example of only a physical change?(1 point)
Responses the creation of table salt the creation of
2 answers
asked by
blu
137 views
exactly 60.0g of cold solid copper was placed in 45.0g of water, the water temperature decreases from 20.0*c to 18.5*c.
3 answers
asked anonymously
42 views
2. Which statement describes the effect of adding more energy to a system, assuming a phase change does not occur?(1 point)
A.
7 answers
asked by
chicken nuggets
3,095 views
1. Identify the phase or phases of matter (solids, liquids, and gases) that
apply to each statement. More than one phase of
4 answers
asked by
raul
2,833 views
Which phase change is the opposite of boiling?(1 point)
Responses evaporation evaporation melting melting condensation
13 answers
asked by
ye mum
71 views
What is it called when two or more things affecting each other?
Cardinal Direction Scale Latitude Interaction
2 answers
asked by
oh
46 views
In physical science, we often use the formula S=d/t to calculate speed. Suppose you're given the speed of a car, S, and the time
2 answers
asked by
Math question speedrunner
45 views
Check My Answers Please
***=My Answers 1.Where do the forces that make atoms interact come from? A)from the electric fields of
3 answers
asked by
12:26
545 views
In physical science, we often use the formula S = d/t to calculate speed.
Suppose your given the speed of a car, S, and time
10 answers
asked anonymously
43 views
What relationship can you see between the mass and the volume of an object?
Question 4 options: There is not a relationship
2 answers
asked anonymously
35 views
How can two objects of similar shape and size have different densities?
Question 3 options: Two objects with similar shapes and
2 answers
asked anonymously
74 views
What universal standard is the basis of the atomic mass unit?
the oxygen-16 atom the proton the carbon-12 atom the chlorine-35
2 answers
asked anonymously
44 views
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