Questions LLC
Login
or
Sign Up
Ask a New Question
Physics
Page 2
Questions (149,755)
Sally puts on wool socks and rubs her feet on a nylon carpet. How does static electricity build up in Sally?(1 point)
Responses
10 answers
asked by
Hi
1,363 views
A projectile fired from the edge of a 150 m high cliff with an initial velocity of 180 m/s at an angle of elevation of 30 deg
5 answers
asked by
Anonymous
12,309 views
In what way does a lead apron protect human cells from X-rays?
A. It reduces the X-ray strength. B. The lead apron shields cells
4 answers
asked by
I hate school
345 views
What's the scientific term for a wire that gets longer due to heat?
5 answers
asked by
Botshelo
761 views
Which analogy best describes voltage?(1 point)
Responses pressure of water moving through a pipe pressure of water moving through
6 answers
asked by
no name
871 views
which phase describes gravitational attraction?
33 answers
asked by
i studied
25,015 views
Investigating Gravity quick check
A student is investigating gravity and falling objects. She drops three balls and times how
43 answers
asked by
CocoMelon
25,587 views
Electrons are ejected from a metallic surface with speeds ranging up to 4.50x10^5 m/s when light with a wavelength of 615nm is
5 answers
asked by
genius
7,165 views
An airplane from rest accelerates on a runway at 5.50 m/s2 for 20.25s until it finally takes off the ground.
What is the distance
7 answers
asked by
Jonna mae
6,676 views
Three capacitors, each of capacitance 120 pF, are each charged to 500 V and then connected in series. Determine (a) the
5 answers
asked by
Jobs
3,477 views
Explain the metal/laundry line which hang droop on a warm day in kinetic molecular model
5 answers
asked by
Ompabaletse
301 views
a small piston in a hydraulic system has a force of 10 n and moves a distance of 100mm.calculate the force reqiured to move the
6 answers
asked by
noxolo
2,521 views
Use the table to answer the question.
Object Charge (C) A +1 B +2 C –1 D –2 Assuming other factors are held constant, which
13 answers
asked by
Gio
6,086 views
Which statement best describes the reflection of a wave?
4 answers
asked by
Need to know
337 views
An ant is crawling along the x-axis such that the graph of its position on the x-axis versus time is a semi-circle. The total
7 answers
asked by
Parag
7,950 views
Which describes nuclear fission?(1 point)
<)>starts when two atoms slam together to form one, heavier atom <)>starts when a
15 answers
asked by
Anonymous
4,332 views
Physics Question Please Help?
A wire, 20.0 m long, moves at 4.0 m/s perpendicularly through a magnetic field. An EMF of 40V is
7 answers
asked by
Crystal
3,685 views
How is a joule defined?(1 point)
It is the force needed to make an object with a mass of 1 kilogram accelerate by 1 kilogram per
46 answers
asked by
Anonymous
20,262 views
You throw a 20-N rock vertically into the air from ground level. You observe that when it is 15.0 m above the ground, it is
6 answers
asked by
anton
29,061 views
Which provides evidence of universe expansion that supports the Big Bang Theory? Select the three correct answers.
The universe
3 answers
asked by
Pls help
189 views
A warm ocean transfers heat to the air above it. Which type of heat transfer is this?(1 point)
convection conduction*** radiation
50 answers
asked by
prestonplayz
13,349 views
Please help...
Let g be the acceleration due to gravity at the surface of a planet of radius R. Which of the following is a
4 answers
asked by
Kelly
4,632 views
Two skydivers of different masses jump from a plane. In three to five sentences, explain how their falls compare, including the
34 answers
asked by
Yiam
6,498 views
A 4.0 kg, 36-cm-diameter metal disk, initially at rest, can rotate on an axle along its axis. A steady 5.5 N tangential force is
6 answers
asked by
Nathan
10,454 views
It takes a boat going upstream 3 hours to cover the same distance, as it would cover in 2 hours going downstream. What is the
7 answers
asked by
Helen
6,267 views
explain briefly why a razor blade floats in water and when soap solution is carefully added to the water it sinks
6 answers
asked by
jamie
2,237 views
The public transportation department measures the distance from a location using displacement vectors. To ride the bus to work
6 answers
asked by
girly girl
2,325 views
A track star in the long jump goes into the jump at 12 m/s and launches herself at 20.0° above the horizontal. How long is she
7 answers
asked by
Sarah
22,563 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 the
12 answers
asked by
Muhammad Umar
3,995 views
The difference in length between a brass and an iron is 14CM at 10°C what must be the length of the iron for this difference to
10 answers
asked by
Elia
4,971 views
Resistors R1, R2, and R3 have resistances of 15.0 Ohms, 9.0 Ohms and 8.0 Ohms respectively. R1 and R2 are connected in series,
5 answers
asked by
Rony
11,115 views
a concave mirror has a radius of curvature of 0.4 m find the position and the size of the image of an object 0.2 m high placed
5 answers
asked by
namanpreet
7,165 views
A 4kg block is lowered down a 37° incline a distance of 5m from point A to point B. A horizontal force (F = 10 N) is applied to
4 answers
asked by
ATT
10,642 views
Which option is a measure of the average kinetic energy of the particles in a substance?
a. phase b. thermal energy c.
30 answers
asked by
hmmmmmm
21,106 views
A child pulls a wagon by the handle along a flat sidewalk. She exerts a force of 80.0 N at an angle of 30.0 above the horizontal
5 answers
asked by
Rosie
4,507 views
Dark matter_____ absorb light,______ emit radiation, and_____ been observed directly.
3 answers
asked anonymously
334 views
A daredevil drives a motorcycle around a circular vertical wall 100 ft in diameter. The coefficient of friction between tires
5 answers
asked by
16
5,311 views
A stuntman drives a motorcycle off a 350 m cliff going 70 mph. The angle of elevation of the cliff is 21 degree. He is hoping to
7 answers
asked by
Anonymous
4,577 views
Just wanted to give out answers
For the kinetic and thermal energy quick check 1.What is kinetic energy? the energy of motion 2.
20 answers
asked by
Hail Hydra
12,464 views
A level fight bomber flying at 300 ft/s releases a bomb at an elevation of 6400 ft. Approximately how long before the bomb
5 answers
asked by
Angel
3,138 views
62kg person in an elevator is moving up at a constant speed of 4.0m/s for 5.0s
a) calculate the work done by the normal force on
4 answers
asked by
lomonoyan
6,127 views
Use the table to answer the question.
Sample Observation 1 The drop of food coloring spreads slowly. 2 The drop of food coloring
81 answers
asked by
Daniel
26,877 views
Hi guys how do I calculate residual driving force, driving force is 3000 air resistance is 370 N and rolling resistance is 160
7 answers
asked by
Anonymous
2,367 views
an arrow is shot at a 30 degree angle with the horizontal. it has a velocity of 49 m/s how high will the arrow go? what
5 answers
asked by
Alexis
18,008 views
A uniform half metre rule is freely pivoted at the 15cm Mark and it balanced horizontally when a body of mass 40g is hung from
7 answers
asked by
Deborah
8,336 views
If a load of 100N is applied to a wire,the extension is 0.01m. Calculate the energy stored in the wire.
17 answers
asked by
Joshua
2,304 views
A 1200 kg car is moving at 95 km/h when the driver notices a deer down the road. He immediately moves his foot toward the brake
5 answers
asked by
Caroline
6,460 views
In which situation are unbalanced forces acting on an object?(1 point)
8 answers
asked by
Zachary
4,422 views
The heat capacity of a material shows the amount of heat that can be taken in before the material increases in temperature.
6 answers
asked by
SPAMTON G SPAMTON
1,201 views
A catapult launches a boulder with an upward velocity of 92 m/s. The height of the boulder, h, in meters after t seconds is
9 answers
asked by
Anonymous
7,428 views
Pages
1
2
3
4
5
6
7
8
9
10
Parent Categories (74)
Academic Subjects
Academic Success
Academic Support
Academics
Advanced Placement (AP) Courses
Applied Mathematics
Applied sciences
Baseball
Basic Science
Biology
Career guidance
Education
Education/Science
Educational Question
Engineering
Examinations
Experiments
Golf
High School
Homework Help
Homework Help Forum
Learning Science
Math
Math and Science
Math/Science
Mathematics
Mathematics and Science
Natural Science
Natural Sciences
Online Learning/Tutoring
Physical Science
Physical Sciences
Problem Solving
Problem-solving steps
School subjects
Science
Science & Nature
Science & Research
Science and Astronomy
Science and Education
Science and Engineering
Science and Math
Science and Mathematics
Science and Measurement
Science and Medicine
Science and Nature
Science and Riddles
Science and Technology
Science Education
Science Experiment
Science Experiments
Science Fair Project
Science Fair Projects
Science or Mathematics
Science or Natural Sciences
Science, Technology, Engineering, Mathematics (STEM)
Science/Energy
Science/Engineering
Science/experimentation
Science/Mathematics
Science/Technology
Sciences
Scientific Concepts
Scientists
Soccer
STEM
STEM (Science, Technology, Engineering, and Math)
STEM (Science, Technology, Engineering, and Mathematics)
STEM (Science, Technology, Engineering, Mathematics)
Technical Support
Technology/Science
Tennis
Test Preparation
Word Problems