Questions in Physics

Parts of the electromagnetic spectrum from lowest frequency to highest

Asked by admin @ 04/12/2021 in Physics viewed by 267 persons

List each of the parts of the electromagnetic spectrum in order of lowest to highest frequency. Write down one use for each one, and a possible danger of each. Which …

What are the basic building blocks of all living things

Asked by admin @ 04/12/2021 in Physics viewed by 278 persons

What are the most basic building blocks of all organisms? A. organs B. blood C. cells D. tissue

A 3.0 m long ladder leans against a frictionless wall

Asked by admin @ 04/12/2021 in Physics viewed by 210 persons

A 6 m long, uniform ladder leans against a frictionless wall and makes an angle of 74.3 ◦ with the floor. The ladder has a mass 25.8 kg. A 67.08 …

Constellations rise in the and set in the

Asked by admin @ 04/12/2021 in Physics viewed by 208 persons

The sun, moon, planets and stars rise in the ____ and set in the ____.

Why is it warmer at the equator than the poles

Asked by admin @ 04/12/2021 in Physics viewed by 105 persons

Why is the Earth generally warmer at the equator than at the poles?

The joining of an egg and a sperm is called

Asked by admin @ 04/12/2021 in Physics viewed by 106 persons

The joining of an egg and a sperm is called fertilization?

What is the relationship between the stoma and air space

Asked by admin @ 04/12/2021 in Physics viewed by 104 persons

What is the relationship between the stoma and an air space

What is the difference between an inference and an observation

Asked by admin @ 04/12/2021 in Physics viewed by 111 persons

What is the difference between an observation and an inference?

Which state of matter have no definite shape or volume

Asked by admin @ 04/12/2021 in Physics viewed by 136 persons

Which state(s) of matter have no definite shape or volume??

Ratio of electrostatic force to gravitational force between two electrons

Asked by admin @ 03/12/2021 in Physics viewed by 116 persons

The ratio of electrostatic force between two electrons to gravitation force between them is of the orderA) 10C) 10^3B)1D) 10^42

What happens to gas particles when a gas is compressed

Asked by admin @ 03/12/2021 in Physics viewed by 108 persons

What happens to the molecules when a gas is compressed? A. They maintain their temperature. B. There is a drop in temperature. C. There is a rise in temperature. an …

What happens when a star exhausts its core hydrogen supply

Asked by admin @ 03/12/2021 in Physics viewed by 106 persons

What happens when a star exhausts its core hydrogen supply?

How many miles does the earth travel around the sun

Asked by admin @ 03/12/2021 in Physics viewed by 109 persons

The earth travels at 68,000 miles/hour as it moved around the sun. How many miles does the earth travel in one trip around the sun

No work is done by gravity on a bowling ball

Asked by admin @ 03/12/2021 in Physics viewed by 120 persons

No work is done by gravity on a bowling ball that rolls along a bowling alley because

Which of the following statements about quantum theory is incorrect

Asked by admin @ 02/12/2021 in Physics viewed by 125 persons

Which of the following statements is INCORRECT? A) It is not possible to know the exact location of an electron and its exact energy simultaneously. B) The energies of an …

What kind of weather is associated with a stationary front

Asked by admin @ 02/12/2021 in Physics viewed by 86 persons

What type of weather is associated with a stationary front

At what temperature does water boil on the celsius scale

Asked by admin @ 02/12/2021 in Physics viewed by 112 persons

On the Celsius scale, at what temperature does water boil?

Why don t we have a lunar eclipse every month

Asked by admin @ 02/12/2021 in Physics viewed by 88 persons

Why don't we see solar and lunar eclipse every month?

A 60 g bullet is fired horizontally with a velocity

Asked by admin @ 02/12/2021 in Physics viewed by 108 persons

A 2-oz bullet is fired horizontally with a velocity v1 = 1800 ft/sec into the 6-kg block of soft wood initially at rest on the horizontal surface. The bullet emerges …

What is the difference between energy transfer and energy transformation

Asked by admin @ 01/12/2021 in Physics viewed by 124 persons

1)Describe the difference between an energy transfer and energy store. 2)Give 3 examples of an energy transfer. 3)Give 3 examples of an energy store.

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A hair dryer with a resistance of 9.6 ohms operates at 120 volts for 2.5 minutes. the total electrical energy used by the dryer during this time interval is

Asked by maham237 @ 13/01/2021 in Physics viewed by 781 persons

The african cicada is the world's loudest insect, producing a sound intensity level of 107 db at a distance of 0.50 m. what is the intensity of its sound (in w/m2) as heard by someone standing 3.1 m away? express your answer in watts per meter squared.

Asked by maham237 @ 10/01/2021 in Physics viewed by 596 persons

A 5.8 x 10 4 watt elevator motor can lift

Asked by maham237 @ 20/06/2021 in Physics viewed by 594 persons

At approximately what frequency do most people perceive the least intense sounds?

Asked by maham237 @ 23/12/2020 in Physics viewed by 574 persons

Questions in Physics

Parts of the electromagnetic spectrum from lowest frequency to highest

What are the basic building blocks of all living things

A 3.0 m long ladder leans against a frictionless wall

Constellations rise in the and set in the

Why is it warmer at the equator than the poles

The joining of an egg and a sperm is called

What is the relationship between the stoma and air space

What is the difference between an inference and an observation

Which state of matter have no definite shape or volume

Ratio of electrostatic force to gravitational force between two electrons

What happens to gas particles when a gas is compressed

What happens when a star exhausts its core hydrogen supply

How many miles does the earth travel around the sun

No work is done by gravity on a bowling ball

Which of the following statements about quantum theory is incorrect

What kind of weather is associated with a stationary front

At what temperature does water boil on the celsius scale

Why don t we have a lunar eclipse every month

A 60 g bullet is fired horizontally with a velocity

What is the difference between energy transfer and energy transformation

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A hair dryer with a resistance of 9.6 ohms operates at 120 volts for 2.5 minutes. the total electrical energy used by the dryer during this time interval is

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The african cicada is the world's loudest insect, producing a sound intensity level of 107 db at a distance of 0.50 m. what is the intensity of its sound (in w/m2) as heard by someone standing 3.1 m away? express your answer in watts per meter squared.

A 5.8 x 10 4 watt elevator motor can lift

At approximately what frequency do most people perceive the least intense sounds?