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Questions (88)

1. Analyze the table to determine which statement about the spread of Catholicism is true.A. Spain’s large navy conquered
1. 1 answer
2. 68 views
1. Analyze the maps to identify the connection between the growth of the Spanish Empire and the spread of Catholicism.A. After
1. 1 answer
2. 67 views
1. Why did puritan christians migrate from europe to the AmericansA. They accidentally discovered it while sailing to China. B.
1. 1 answer
2. 67 views
1. Which are blanket statements? Select the two correct answersA. The results of a recent study suggest that we should adjust
1. 1 answer
2. 91 views
1. Which are blanket statements? Select the two correct answersA. The results of a recent study suggest that we should adjust
1. 1 answer
2. 60 views
answers for theWriting Informative Text Unit Test
1. 31 answers
2. 585 views
Use the image to answer the question.An illustration shows quadrant four of a coordinate plane where the x-axis ranges from 0 to
1. 25 answers
2. 410 views
can i ask you a question bot
1. 3 answers
2. 99 views
The history of mankind is a history of repeated injuries and usurpations [seizures] on the part of man toward woman, having in
1. 1 answer
2. 152 views
Two different types of rope with different properties are fused together to make one long rope. When a wave transfers from the
1. 5 answers
2. 148 views
The sound of a plucked guitar string travels through the air and strikes the eardrum of a person in the same room. How does the
1. 1 answer
2. 263 views
Which measure does not change when a wave moves from one medium to another?amplitude frequency speed wavelength
1. 6 answers
2. 139 views
A student conducts an experiment in which sound waves pass through air and then through water.Which statement describes the wave
1. 1 answer
2. 194 views
The speed of sound through diamond is about 12,000 m/s. The speed of sound through wood is about 3,300 m/s. Which statement
1. 1 answer
2. 185 views
Which statement correctly compares the speed of sound in solids and gases?The speed of sound is generally faster in solids than
1. 1 answer
2. 159 views
In music, the note G above middle C has a frequency of about 392 hertz. If the speed of sound in the air is 340 m/s, what is the
1. 1 answer
2. 150 views
If the speed of sound in air is 340 m/s, approximately how long will it take the sound of a clap of thunder to travel 2
1. 1 answer
2. 144 views
If the wavelength of a wave in a particular medium is tripled, what will happen to the frequency of the wave?It will become one
1. 1 answer
2. 134 views
Two ropes are identical. A wave traveling through the first rope has a frequency of 1.5 hertz and a wavelength of 6 meters. What
1. 1 answer
2. 145 views
What is the period of a wave with a wavelength of 8 cm and a frequency of 0.5 hertz?4 seconds 2 seconds 0.0625 seconds 0.125
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2. 168 views
A surfer talks about riding a 20-foot wave. Which measurement of waves is the surfer describing?amplitude wavelength frequency
1. 1 answer
2. 133 views
Which term describes the distance from the crest of a wave to the next crest?frequency amplitude speed wavelength
1. 1 answer
2. 194 views
Which characteristic is defined as the distance traveled by a wave crest in a given time?speed frequency amplitude wavelength
1. 1 answer
2. 158 views
The wires in a piano vibrate, but fractions of the wire also vibrate at different frequencies than the whole wire. What is the
1. 1 answer
2. 129 views
What term is used to describe the combination of two traveling waves in the same material, which can be constructive or
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2. 143 views
How can a person sing into a piano and cause a piano wire to vibrate?The person sings at the same frequency as the piano wire,
1. 1 answer
2. 103 views
In which case will a beat frequency most likely occur?two different instruments playing notes at very different frequencies two
1. 1 answer
2. 117 views
A piano tuner hears a beat frequency when using a tuning fork to tune a piano wire. The piano tuner should adjust the tension in
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2. 131 views
A person is singing in the shower. They notice that as certain notes become very loud, the shower walls vibrate. Which statement
1. 1 answer
2. 195 views
When a guitar string is plucked, what part of the standing wave is found at the fixed ends of the string?the harmonics the
1. 1 answer
2. 119 views
A stationary source produces a sound wave at a frequency of 100 Hz. The wave travels at 1125 feet per second. A car is moving
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2. 139 views
A person moves away from a stationary sound source. Which phrase describes the sound perceived by the person?lower pitch and
1. 1 answer
2. 125 views
Which of the following is true about sound waves?Sound moves faster in the ocean than in the air. Sound would move faster in a
1. 1 answer
2. 152 views
What happens to the wavelength when the frequency increases?The wavelength stays the same The wavelength increases The
1. 1 answer
2. 115 views
How does an increase in amplitude affect sound and light waves?louder sound and brighter light louder sound and longer
1. 1 answer
2. 125 views
What do both sound and light waves transfer?air air electricity electricity energy energy matter
1. 1 answer
2. 160 views
Which type of wave needs a medium to travel?light waves, because they travel by oscillating electromagnetic fields sound waves,
1. 1 answer
2. 122 views
Which statement correctly describes the refraction of light?As light waves enter a different medium, they bend towards the
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2. 119 views
Which statement explains why white objects appear white and black objects appear black?White objects absorb all colors of light,
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2. 118 views
Parallel light waves bounce off a smooth surface. Which behavior of light does this describe?absorption superposition reflection
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2. 245 views
Which defines a concave mirror?A concave mirror curves inward with the edges of the mirror pointing towards the viewer. A
1. 1 answer
2. 98 views
At the beginning of Act 1, Juliet's stongest relationship appears to be with whom?* Romeo Tybalt Lady Capulet Lord Capulet Nurse
1. 3 answers
2. 124 views
Dramatic Irony occurs when...* an unexpected surprise or twist is experienced in the plot. a character says one thing, but
1. 1 answer
2. 168 views
The mechanical advantage of a wheel and axle is the radius of the wheel divided by the radius of the axle.What is the mechanical
1. 1 answer
2. 179 views
The mechanical advantage of a wheel and axle is the radius of the wheel divided by the radius of the axle.What is the mechanical
1. 1 answer
2. 128 views
Sam, an electrician, wraps a copper wire with a thick plastic coating. What is he most likely trying to do?a keep a current from
1. 1 answer
2. 280 views
In a copper wire, the flow of current is made up of which of the following?a neutrons b protons c ions d electrons
1. 1 answer
2. 198 views
Salt water is a good conductor. When salt is dissolved in water, which of following explains why it becomes a good conductor?a
1. 1 answer
2. 342 views
Which of the following directly affects the strength of an electromagnet?a Length of core, type of force b Number of coils,
1. 1 answer
2. 285 views
In a parallel circuit with three lights on it, one light breaks. What happens to the intensity of the other two lights?a they
1. 1 answer
2. 156 views
If the distance between two objects is doubled, what happens to the gravitational force between them?a it decreases to 1/2 of
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2. 149 views
Which of the following statements regarding electric insulators is correct?a Electric insulators have high tensile strength. b
1. 1 answer
2. 181 views
What is another name for an object that uses up the electrical energy in a circuit?a Battery b Wire c Source d Load
1. 1 answer
2. 187 views
The diagram shows a wooden racetrack with a 500-g car positioned at the top of a slope. Which energy conversion takes place as
1. 1 answer
2. 219 views
The drawing shows a student holding two negatively charged balloons. What is most likely to occur if the student brings the
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2. 188 views
How does increasing the distance between charged objects affect the electric force between them?a The electric force increases
1. 1 answer
2. 158 views
Crystal's class is studying parallel circuits. The teacher asks what will happen if one of the light bulbs break in a parallel
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2. 365 views
Which of the following determines if a material is a conductor or an insulator?a proton movement b number of electrons c
1. 1 answer
2. 219 views
Using Coulomb's Law, if the size of one of the charges increases (and the distance remains the same), what happens to the
1. 1 answer
2. 237 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 5.8 volts b
1. 1 answer
2. 160 views
An electric flashlight can be charged by turning a crank. Identify the types and order of energy changes happening.a Mechanical
1. 1 answer
2. 254 views
Three light bulbs are connected in a series, as shown in the diagram.After the circuit is completed, the middle light bulb
1. 1 answer
2. 322 views
Avery is experimenting with a simple circuit. She measures the current in the circuit three different times with a different
1. 1 answer
2. 367 views
What is the energy conversion that happens inside a battery?a Electrical Energy to Kinetic Energy b Chemical Energy to
1. 1 answer
2. 191 views
Which of the following would decrease the flow of current through the lights in the circuit shown above?a Decreasing the battery
1. 1 answer
2. 341 views
For a class project, Jerome builds a simple circuit with a battery and three light bulbs. On his way to school, Jerome drops his
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2. 238 views
What materials generally act as a good conductors?a Organics b Gases c Nonmetals d Metals
1. 1 answer
2. 212 views
A 12-V battery is connected to a light bulb with a resistance of 2Ω. What is the current in the circuit? **You must show all
1. 1 answer
2. 148 views
how does a maglev train move forward?Magnets in front of the train constantly Paul magnets in the train toward them The magnets
1. 1 answer
2. 298 views
what causes a maglev train to hover above the trackAttractive, Magnetic force Electric current Repellent, magnetic force Massive
1. 1 answer
2. 180 views
which is the best description of how to build an electromagnetattach one end of a wire to a Battery and attach the other end of
1. 1 answer
2. 166 views
which statement about electromagnets is correctA north pole in the south pole attract each other two north poles attract each
1. 9 answers
2. 248 views
A rectangle has a length of 17 cm and a height of 9.5 cm another rectangle has a length of 8.5 cm and a height of 4.75 cm are
1. 1 answer
2. 105 views
which of the following is an irrational number?4pi/pi v30 7.222… 33/v25
1. 1 answer
2. 89 views
which of the following is an integer multiple of the unit fraction 1/4(1/4)3 1/3•1/4 2.4/4 5/4
1. 1 answer
2. 205 views
which equation represents five is 10 less than R5= r-10 5=10-r 5-10=r 0=5-10-r
1. 1 answer
2. 95 views
The cost of a half gallon of ice cream at your local store is $5.46 points write this as a unit rate.$2.73/1 gallon $5.46/ 1
1. 1 answer
2. 149 views
The area of Egypt is approximately 390, 000 mi.. What is the number in scientific notation?39x10 4 3.9x10 4 39x10 5 3.9x10 5
1. 1 answer
2. 102 views
The scale of a map of Montana states that 1 cm : 50 KM if the distance on the map between Billings and bozeman in man measures 4
1. 1 answer
2. 121 views
summa drive 36 miles east, and then drive 77 miles south how far is she from starting point113 miles 85 miles 56 miles 41 miles
1. 1 answer
2. 119 views
consider the distance formula d=16t to where d is the distance in feet to an object travels and t is the time in seconds that it
1. 1 answer
2. 136 views
The scale factor for two similar rectangles is four if the area of the smaller rectangle is 9 inches two what is the area of the
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2. 131 views
which of the following numbers could be added to 1/12 to make a sum greater than 1/25/12 9/24 1/3 4/9
1. 1 answer
2. 212 views
select the answer with the rational product and a correct explanation for why the product is it rational(0.333…)•14/17
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2. 277 views
are the ratios 84/96 and 56/63 proportional?no, because one ratio reduces to 7/8, and the other reduces to 7/9 yes, because they
1. 1 answer
2. 119 views
A photo has a perimeter of 24 cm using a photocopier you enlarge the photo so it’s new permitter is 60 cm what is the scale
1. 1 answer
2. 110 views
it cost a group of college friends, 320 to reserve a private room at a local restaurant. If the 20 friends split the cost of
1. 1 answer
2. 106 views
which of the following sets of three links could be the sides of a right triangle?15in, 15in, 30in 11in, 60in, 61in 13in, 38in,
1. 1 answer
2. 124 views

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