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Physics
Page 4
Questions (149,823)
The coefficient of expansion of a certain steel is 0.000012 per C^(degree) . The coefficient of volume expansion, in
6 answers
asked by
jay
6,131 views
Use the word bank to complete the following paragraph. **Some words may not be used**
There are two types of circuits: series
2 answers
asked by
social studies
261 views
yall know the anwsers to the LESSON 13
Non-Contact Forces Unit Test?? heres the first question Which statement explains how the
67 answers
asked by
HELP WWITH A TEST
4,674 views
a projectile with a muzzle velocity of 550 m/s is fired from the a gun on top of a cliff 460 m above the sea level at a certain
5 answers
asked by
jennierson
9,484 views
Stored Energy Changes I Quick Check
1. A horseshoe magnet is moved toward a pile of iron shavings. The iron shavings divide and
24 answers
asked by
Connexus Student
19,280 views
In which case would the kinetic energy of particles be increasing? (1 point)
Metal is melted at 1,300°C. Metal is at room
58 answers
asked by
Daniel
23,453 views
a bicyclist rides off a flat roof at 13.4m/s, the roof is 3.6m above the ground, how far from the edge of the building does the
5 answers
asked by
susan
1,997 views
The Design World Unit Test
1,Which statement is true about the two metals used in batteries? The two metals have opposite
4 answers
asked by
Irisslove
1,467 views
A block slides from rest with negligible friction down a track, descending 5.0m to point P at the bottom. It then slides on the
5 answers
asked by
Anonymous
16,766 views
A receiving antenna becomes misaligned by 30° to its original position. The power of the received signal in this new position
10 answers
asked by
Ramesh
5,499 views
An orange rolls across a table with a speed of 0.5 m/s and falls off the edge. If it lands 3 m from the edge of the table, from
6 answers
asked by
Jin
8,364 views
You are fishing in a boat anchored in a bay. You notice that the current is in the eastern direction with small wave crests that
4 answers
asked by
soggy bob ross
584 views
Describe the specific attributes of a prism
1 answer
asked anonymously
385 views
Which statement includes a description of velocity? (1 point)
O A bicycle moves 8 meters per second. O A marble rolls 30
13 answers
asked by
Idb
5,226 views
a rope is strung between two cliffs. A mountain climber weighing 100 kg is halfway across the rope when the rope forms an angle
7 answers
asked by
Kathleen
5,113 views
HELP unit 5 Nuclear Processes Test send some answers my way i appreciate it
18 answers
asked by
rez
9,582 views
Find Work, W, done by a force, F, of 14 lbs acting in the direction of (3,4) and moving on object 7 ft
A w= 485 B w=137 C w=97 D
7 answers
asked by
Kakashi
3,049 views
A hydraulic lift system has an input piston with an area of 0,5 m2 and an output piston whith an area of 2 m2.
What force is
5 answers
asked by
oreneile michelle malwetse
1,776 views
Which scenario shows conduction? (1 point)
O Air above a pot of simmering soup rises, forcing cooler air downward O Hot soup
4 answers
asked by
I.D.C.I.I.C.I.S.S.I.N.T.D.W.H.T.B.D.
573 views
Which of the following is an example of kinetic energy transfer?
18 answers
asked by
please help
8,394 views
Which is a good description of kinetic energy?
conserved energy stored energy energy from the sun energy of motion A person
44 answers
asked by
H
12,898 views
Blake and Drew are playing horseshoes. Blake takes the first turn, and his horseshoe lands three-fourths of the way to the
8 answers
asked by
Potatoe
3,404 views
The headlamp of a car takes a current of 0.4A from a 12V supply. The energy produced in 5Minute is ?
18 answers
asked by
Oywumi yemi
5,502 views
Workers have loaded a delivery truck in such a way that its center of gravity is only slightly forward of the rear axle. .63m in
5 answers
asked by
shai
9,986 views
A machine has a velocity ratio of 6 and an efficiency of 75%. Calculate the effort needed to raise a load of 90N
7 answers
asked by
Mojeed
2,879 views
One end of a cylindrical glass rod of refractive index 1.5 is a hemispherical surface of radius of curvature 20mm. An object is
1 answer
asked anonymously
151 views
A body is displaced through a certain distance x by a force of 30 newtons.if the work done is 100 joules and the displacement is
21 answers
asked by
CHIDIEBERE
8,081 views
An oceanographer measured a set of sea waves during a storm and modelled the vertical displacement of waves in meters using the
5 answers
asked by
Farah
3,608 views
The weight needed to balance a lever varies inversely with the distance from the fulcrum to the weight. A 120-lb weight is
7 answers
asked by
Help
4,868 views
What are rays moving straight from the sun perpendicular to the surface of the earth called?
7 answers
asked by
Anonymous
10,027 views
the crest of wave A has an amplitude of 5 cm. the trough of wave B has an amplitude of 2 cm. if the crest of wave A combines
18 answers
asked by
Victoria
5,653 views
What creates the magnetic force in an electromagnet?(1 point)
Responses electric current iron or steel core coiled wire battery
4 answers
asked by
456789
248 views
a model rocket is launched from a roof into a large feild. The path of the rocket can be modeled by the equation
5 answers
asked by
5,463 views
maria's bicycle has a diameter of 64 cm. as she rides at the speed of 21.6 km/h, she picks up a stone in her tire. draw a graph
6 answers
asked by
Allison
2,807 views
N1V1 = N2V2 is always positive but M1V1 may or may not be equal to M2V2,Why?
5 answers
asked by
Oliver
1,273 views
If a force of 100n stretches a spring by 0.1cm. Find
(A) the elastic constant (B) the work done in stretching the spring 0.3cm if
5 answers
asked by
Gabriel
1,679 views
Calculate the power output of a 1.3-g fly as it walks straight up a windowpane at 2.5 cm/s
5 answers
asked by
Lizbeth
7,097 views
A particle moves along a line so that at time t, where 0<=t<=pi, its position is given by
s(t)= -4cost-((t^2)/2)+10 What is the
7 answers
asked by
Rachel
13,056 views
How do you calculate the work done on an object when you push it?(1 point)
You subtract the force you apply from the distance
15 answers
asked by
connexions perosn
6,367 views
13. A catapult launches a boulder with an upward velocity of 148 ft/s. The height of the boulder (h) in feet after t seconds is
46 answers
asked by
Jim
16,742 views
Alpha Particles Emission Quick Check
A process in which a large nucleus splits into two or more parts is called _. A. Radioactive
7 answers
asked by
Samado
8,042 views
An astronaut of mass m in a spacecraft experiences a gravitational force F=mg when stationary on the launchpad.
What is the
6 answers
asked by
Ariana
10,218 views
a crate weighing 562 newtons is resting on an inclined plane 30 degress above the horizontal. Find the components of the weight
7 answers
asked by
amirah
6,194 views
A batted baseball leaves the bat at an angle of 30 degrees above the horizontal and is caught by an out fielder 400ft from the
4 answers
asked by
Nono
9,894 views
Three dynamics carts have force sensors placed on top of them.(cart 1, with mass of 2.2 kg, has one sensor --> cart 2, with mass
6 answers
asked by
anon
7,644 views
A roughly spherical asteroid with a diameter of 1 km, and a mean density of 4 g/cm^3, hits the Earth with a relative speed 1.5
8 answers
asked by
qwerty
5,624 views
What is the surface tension of water at 23 degrees Celsius?
5 answers
asked by
Jane
2,530 views
a 600N person picks up a 180 N suitcase positioned so that the suitcase's center of gravity is 20cm lateral to the location of
4 answers
asked by
justine
3,823 views
Which characteristic is shared by both dark matter and baryonic matter?
3 answers
asked anonymously
330 views
Piston A has a cross section of 1200 sq.cm. While that of piston B is 950 sq.cm. with the latter higher than piston A by 1.75m.
4 answers
asked by
Jet
10,451 views
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