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Physics
Page 15
Questions (147,484)
Water enters the heater at 25⁰C and leaves at 80⁰C. What is the temperature change in ⁰Fahrenheit, ⁰Kelvin, and
5 answers
asked by
Coke15
2,807 views
I have a big online test and would really appreciate if you could please check my answers before I submit them (I only have 1
5 answers
asked by
Tyger2020
1,907 views
Two objects with equal masses are in motion. Which object will have more kinetic energy? (1 point)
the object with the greater
60 answers
asked by
PLEASE HELP!!!
24,389 views
The quantity of heat required to raise the temperature of 500g of copper from 16oc +116oc assuming the specific heat capacity of
7 answers
asked by
Damilola
2,392 views
A sled of 6 kg mass is moving along a smooth, horizontal ice surface with a velocity of Vo. A force of 36 N is applied to the
5 answers
asked by
Alisha
1,198 views
A 75 kg water skier is pulled by a horizontal tow rope. She goes from rest to 6.0 m/s in 4.5 s when the rope's tension is 140 N.
4 answers
asked by
amalia
870 views
A solid cylinder with a radius of 5.08 cm starts from rest at the top of a 12m long ramp inclined 20.3 degrees above the
5 answers
asked by
Anonymous
2,500 views
The energy given off by 300 grams of an alloy as it cools through 50°C raises the temperature of 300 grams of water from 30°C
5 answers
asked by
jane
5,351 views
What does the value 0.5cm represent for the wave?
7 answers
asked anonymously
1,231 views
You are unable to lift an object. which property makes the object difficult to lift
A mass b density c volume d weight
22 answers
asked by
Alexis
9,906 views
Electricity is consumed between the hours of midnight (t = 0) and 6 a.m. (t = 6). Selected values of the rate of consumption are
4 answers
asked by
Sydney
2,339 views
A traffic-safety engineer is designing a deceleration lane.
She is basing the length of this lane on the distance needed to slow
4 answers
asked by
Emmanuel
3,165 views
A projectile is launched upward from a height of 960 feet with an initial velocity of 64 ft/s. The equation gives the height h
4 answers
asked by
ljpoole
4,485 views
What happens when a bowl of ice cream is left uneaten on a counter in a warm room?(1 point)
Responses Heat is transferred from
4 answers
asked by
Fecker
518 views
A conducting sphere has a net charge of +Q . Points A and B are on opposite sides of the surface of the sphere. If a point
5 answers
asked by
Brady
1,704 views
Calculate the work done in each of the following situations.
(a) A horse pulls a wagon with a force of 1200 N and moves it 15 m.
7 answers
asked by
james
3,876 views
1) A 20 kg rock is on the edge of a 100 m cliff.
a. What potential energy does the rock possess relative to the base of the
5 answers
asked by
Isis
11,883 views
A giant model of a magnet is being built for a museum exhibit. What is the total surface area of that will need to be painted if
6 answers
asked by
Me
317 views
After skiding down a snow-covered hill on an inner tube, Ashley is coasting across a level snowfield at a constant velocity of
4 answers
asked by
Angela
8,502 views
How many seconds would it take a 7.00hp motor to raise a 475 lb boiler to a platform 38.0 ft high?
4 answers
asked by
sean
1,287 views
a small piston moves in a hydraulic system has a force of 10N and moves a distance of 100mm. Calculate the force required to
1 answer
asked by
augustine shoriwa
284 views
Which statement describes a similarity between conductors and insulators
3 answers
asked by
Kayy
845 views
A satellite is in a circular orbit about the earth (ME = 5.98 x 1024 kg). The period of the satellite is 1.77 x 104 s. What is
5 answers
asked by
Anonymous
15,153 views
Which statement correctly compares his motion during the first 10 minutes to his motion during the last 10 minutes?
* 1 point He
13 answers
asked by
science
982 views
A car radio with a resistance of 15 ohms draws a current of 0.87 amperes. What is the voltage of the car battery?
a 1.3 volts b
1 answer
asked by
U
101 views
Which analogy best describes voltage?(1 point)
Responses diameter of a pipe through which water move diameter of a pipe through
5 answers
asked by
kali
263 views
Which of the following interactions in the data set below will have an attractive electrical force?
Interaction Object 1 Charge
7 answers
asked by
A
267 views
When drawn on a coordinate plane with the x-axis as the baseline, a wave with a crest that is closer to the baseline has a
smalle
7 answers
asked anonymously
1,255 views
Which one of the following sets of quantum numbers can correctly represent a 3p orbital?
a) (n = 3 l = 1, ml = 2) b)(n = 1, l =
5 answers
asked by
Eric
17,676 views
The picture shows a woman running.
What is the main type of energy conversion taking place? a Chemical energy is converted to
3 answers
asked by
A
312 views
An archer pulls the bowstring back for a distance of 0.400 m before releasing the arrow. The bow and string act like a spring
4 answers
asked by
Albee
5,479 views
A fin 30 cm long & 10mm diameters throughout is made of steel alloy of thermal conductivity 43 W/m-deg. the fin attached to a
5 answers
asked by
Guru
1,790 views
a runner training for a race times her 400 meter laps around a track. her times are lap 1 60 seconds, lap 2 57 seconds, lap 3 55
5 answers
asked by
Quetta
5,340 views
A person throws a ball up into the air at which point its path with a ball have its greatest potential energy
A-When the ball is
30 answers
asked by
I’m letting your mother know what i seen
4,360 views
Compared to wave A, wave B has a _____.
shorter wavelength and greater frequency longer wavelength and lower frequency shorter
6 answers
asked by
sammybear*-*
923 views
A man mass 75 kg and a boy mass 25 kg dives off the end of a boat of mass 300 kg so that their relative horizontal velocity with
5 answers
asked by
sjeba
3,118 views
Which option is the force with the greatest magnitude?
A: the force needed to lift a textbook B: the force needed to lift a
11 answers
asked by
:)
1,290 views
A car traveling at 46 mi/h slows to a speed of 23 mi/h in 5 seconds. It maintains that speed for 5 seconds and then slows to
42 answers
asked by
Amber
11,658 views
Which statement describes the transmission of mechanical waves?(1 point)
They cannot travel through matter, but they can in a
9 answers
asked by
Please Help soon
2,821 views
If 25.4 kg of copper at 33°C receives 240 kJ of heat. Calculate the final temperature of the metal.
4 answers
asked by
jay
2,021 views
Two electrical circuits have the same 15-volt batteries. Circuit A has 2 ohms of resistance, and circuit B has 6 ohms of
4 answers
asked by
Zoe13
1,078 views
The Specific weight of water is 62.4 lb/ft^3.
Assuming 7.48 gal/ft^3, determine the weight of 1 gal of water?
4 answers
asked by
Evan
4,465 views
Which of the following choices correctly explains why light separates into colors when moving through a prism?
a)The different
7 answers
asked by
Hi
5,415 views
2.1 Two blocks of mass M kg and 2.5kg respectively are connected by a light, inextensible string. The string runs over a light,
7 answers
asked by
Pamela
2,745 views
Calculate the work done in each of the following situations.
a) A horse pulls a wagon with a force of 1200 N and moves it 15 m.
7 answers
asked by
Annie
1,916 views
Three point chatges are placed onthe x axis .Acharge of+2micro c at the100cm mark .what are the magnitude and direction of the
4 answers
asked by
Mariam
1,652 views
Unit 3 Lesson 9 Conductors and Insulators Quiz:
When the air under the envelope is heated, the balloon lifts. Which of the
6 answers
asked by
Billie Elish
814 views
In which situation does the reactive force between two colliding objects cause a physical change?
A: a swing hitting another
5 answers
asked by
:)
1,453 views
Finishing his ginger ale, Ramesh stands at the party holding his insulated foam cup that has nothing in it but 0.100kg of ice at
5 answers
asked by
Debra
2,883 views
A wolf us chasing a rabbit.Graph the wolf's motion using the following data: 15 m\s at 0 s,10 m\s at 3 s,1 m\s at 4 s,and 0 m\s
7 answers
asked by
anna
2,341 views
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