Questions LLC
Login
or
Sign Up
Ask a New Question
Physics
Page 4
Questions (149,062)
Explain how spectrometer works by drawing a labelled flow diagram showing the main components of spectrometer and briefly state
1 answer
asked anonymously
47 views
what is a newton?
-a force that changes the motion of an object -a force that pulls objects toward the ground -the unit in which
7 answers
asked by
YourEx
3,576 views
A brother and sister are standing next to each other at rest on a surface of frictionless ice. The brother’s mass is exactly
4 answers
asked by
katie
6,409 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
5,644 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
1,765 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.
561 views
which term refers to the rate of electricity passing through a circuit
5 answers
asked by
joe
2,015 views
a ball that was projected up at an angle of θ degrees with the horizontal has a flight time of 5.0s and covers a range of 49.0
4 answers
asked by
john
4,487 views
A ball of mass 0.2 kg strikes a force sensor and sticks to it. Just before impact the ball is travelling horizontally at a speed
7 answers
asked by
flirtyme
10,679 views
to push a 25 kg crate up a 27 incline, a worker exerts a force of 120 N, parallel to the incline. As the crate slides 3.6 m, how
5 answers
asked by
amy
5,361 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
5,211 views
1. why do two electrons repel when they interact? because they both have similar negative electric charge.
2. which of the
10 answers
asked by
connexus student
9,317 views
Science fiction movies sometimes take place in space and contain scenes where things explode very loudly and brightly. Why is
10 answers
asked by
Please Help soon
2,988 views
Theories About the Universe Quick Check answers
4 answers
asked by
Someone
1,494 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
8,032 views
Energy Release Quick Check?
7 answers
asked by
PJ
4,343 views
A horizontal pipe has a cross sectional area of 40.0 cm^2 at the wider portions and 10.0 cm^2 at the constriction. Water is
7 answers
asked by
Jen
2,553 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
5,097 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
6,350 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
2,868 views
A load of 80N extends a spring by 8cm. When the load is replaced by a copper block, the extension produced is 10cm. Calculate
5 answers
asked by
Axelle
2,154 views
X, Y and Z are three points on a straight road.A car passes X with a speed of 5m/s and travels from X to Y with a constant
5 answers
asked by
Ajila Ayobami
3,961 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
242 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
1,978 views
1.Which example represents a class 2 lever?(1 point)
tweezers plucking hairs salad tongs picking up salad a screwdriver opening a
30 answers
asked by
mia
10,605 views
A decorative pottery bowl with a diameter of 30 cm is used as a garden ornament . A rain shower fills it with water to a maximum
5 answers
asked by
Carrie
3,214 views
What mass of ice at -14°C will be needed to cool 200cm³ of an orange drink(essentially water) from 25°C to 10°C?
7 answers
asked by
ayo
4,918 views
How much thermal energy is released when 500g of steam at 100° C condenses into water and cools to 50°C
Givens: m=0.5 kg t = 50
6 answers
asked by
AlphaStrike
7,444 views
A 45 kg girl is sitting on one end of a see-saw, 0.6 m away from the the pivot pt. How far away form the pivot pt must a 60 kg
4 answers
asked by
Hannah
4,701 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
141 views
Describe the specific attributes of a prism
1 answer
asked anonymously
377 views
A wave of amplitude 4.0 meters interferes with a second wave of amplitude 6.0 meters. If both waves are positive, what is the
11 answers
asked by
PLEASE 🥺
2,217 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
16,723 views
Is exposure to natural radiation on earth dangerous?
A. Yes, because it is always present B. No, because it is natural C. No,
7 answers
asked by
Ooooh oooooh aaaaah aaaaaah 🦧🐒
654 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
9,965 views
How do the frequencies and the speeds of yellow light and blue light compare?(1 point)
Which of the following is the best answer?
25 answers
asked by
Iwannaknow
1,478 views
explain,using the kinetic theory what happens to the particles in oxygen as it is cooled down.
7 answers
asked by
fina
3,150 views
Consider the two-slit interference experiment. Electromagnetic radiation passes through the two slits that are a distance 0.0287
7 answers
asked by
Mimi
1,221 views
The acceleration of a particle is defined by the relation a=-8m/s2. Knowing that x=20m when t=4 and that x=4m when v=16m/s.
7 answers
asked by
ben
5,250 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
13,039 views
HELP unit 5 Nuclear Processes Test send some answers my way i appreciate it
18 answers
asked by
rez
9,563 views
A brick of salt has a volume of 50cm^3 and a mass of 100 grams. What is its density? Show all calculations.
13 answers
asked by
Sanele
4,661 views
Which of the following interactions in the data set below will have an attractive electrical force?
Interaction Object 1 Charge
5 answers
asked by
A
529 views
A person drive an automobile with a mass of 450 kilograms at a velocity of 26 meters per second. The driver accelerates to a
7 answers
asked by
maria
14,769 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
1,443 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
12,869 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
10,204 views
I need help with this question with explanation. Thanks
A particle of mass m starts from rest at position x = 0 and time t = 0.
6 answers
asked by
Sara
7,580 views
A 15.0 Ohms resistor is connected in series to a 120V generator and two 10.0 Ohms resistors that are connected in parallel to
4 answers
asked by
Rony
7,446 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
3,815 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