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Sandra

Questions (668)

The main purpose of the ______ system is to distribute blood throughout the body.(1 point) Responses circulatory circulatory
1. 1 answer
2. 49 views
Cells are the most basic unit of life. Cells are made up of many different types of molecules. Which of the following accurately
1. 1 answer
2. 38 views
What body systems are related to taking in nutrients and expelling them from the body?(1 point) Responses digestive and
1. 1 answer
2. 65 views
What are the most basic building blocks of all organisms?(1 point) Responses tissue tissue organ organ blood blood cells
1. 1 answer
2. 38 views
Which organelle is responsible for creating energy within the cell (cellular respiration)(1 point) Responses chloroplast
1. 1 answer
2. 57 views
The Earth is populated mostly by single-celled organisms, such as bacteria. However, there are many multi-celled organisms as
1. 1 answer
2. 56 views
Which of the following organelles is found in most plant cells, but is never found in animal cells?(1 point) Responses
1. 1 answer
2. 44 views
Energy is defined as(1 point) Responses the mass of a substance times its acceleration. the mass of a substance times its
1. 1 answer
2. 59 views
Potential energy that is related to an object's height above the ground is known as ________ potential energy.(1 point)
1. 1 answer
2. 37 views
_______ energy is defined as stored energy.(1 point) Responses Contained Contained Potential Potential Kinetic Kinetic Dynamic
1. 1 answer
2. 35 views
The law of conservation of energy states that(1 point) Responses energy cannot be created and it cannot change form. energy
1. 1 answer
2. 38 views
Imagine an object falling to the Earth. Which of the following most accurately describes the motion of that object?(1 point)
1. 1 answer
2. 50 views
Astronauts on the Moon can jump higher than if they were on Earth. This is because (1 point) Responses there is no friction on
1. 1 answer
2. 51 views
The _______ force is a noncontact force that is created by the movement of an electrical charge.(1 point) Responses
1. 1 answer
2. 47 views
Katie rubs a balloon against her hair. Electrons from her hair travel to the balloon, giving the balloon a negative charge and
1. 1 answer
2. 50 views
Select the most specific taxonomic group that includes all animals that have backbones.(1 point) Responses the class Aves the
1. 1 answer
2. 44 views
Which term describes one type of organism? (1 point) Responses domain domain species species genus genus family
1. 1 answer
2. 41 views
You and your Canadian pen pal enjoy talking about nature together. While your friend describes some birds that she saw today,
1. 1 answer
2. 40 views
*How would this story be different if told from the point of view of a different character? *(explain in DETAIL some things from
1. 5 answers
2. 35 views
Describe the setting of this story Little women. Use details in your description that help me to visualize the setting
1. 11 answers
2. 65 views
Tell me a quote of Amy in the book little women and in what chapter she said it
1. 1 answer
2. 32 views
Tell me about Amy in the book little women
1. 1 answer
2. 30 views
Tell me about Jo in the book little women
1. 1 answer
2. 29 views
QUOTE from Jo in the book Little women and what chapter did she say it
1. 3 answers
2. 28 views
QUOTE from Meg in the book Little women
1. 5 answers
2. 37 views
Describe each of the main characters Meg from Little women
1. 1 answer
2. 27 views
Describe modifications to the environment have led to positive and negative impacts of Texans way of life
1. 1 answer
2. 122 views
Good bear had the physical characteristics of two regions in Texas decide the activities of the people who live there
1. 1 answer
2. 102 views
Discuss the role that current events play in shaping to interpretations that historians form of the path and the historical
1. 1 answer
2. 127 views
Why have descendants of the Estock gonna had such a difficult time saving their card, cultural sites and ad to fix along the Rio
1. 1 answer
2. 89 views
Use the expert to an answer. The question all of a sudden a chunk of mud came out of 6 inch hole with an explosion just like a
1. 1 answer
2. 93 views
Which industry resulted in growth of military fields and commercial airports across Texas
1. 1 answer
2. 98 views
Apache and comanche camp near which landforms to provide protection from a text
1. 1 answer
2. 90 views
Apache and comanche camped near which land from sup ride protection from the text
1. 1 answer
2. 80 views
Which area in Texas is considered to be the most liberal
1. 1 answer
2. 79 views
How do Texas manufacturers typically send products to destinations around the world
1. 1 answer
2. 121 views
Which was the purpose of meeting the that occurred at Washington on the Brazos and 1836
1. 3 answers
2. 90 views
Integrate xln(2x)
1. 1 answer
2. 85 views
A metal surface of threshold wavelength 550 nm is irradiated with blue light of wavelength 450 nm. Calculate the (1) maximum
1. 1 answer
2. 148 views
A circuit where switch A is initially closed and switch B is open. When the 3uF capacitor is fully charged, switch A is opened
1. 1 answer
2. 149 views
A horse shoe magnet is placed on a top pan balance . A 3,2cm wire is fixed horizontally between the poles of the magnetic.When
1. 1 answer
2. 141 views
A graph of the variation of kinetic energy of an object of mass 5kg with position x from equilibrium position l , -x=0,4 to x
1. 5 answers
2. 104 views
Explain why is it difficult to produce a good quality X-ray image of the stomach.Explain why there is no work done by a charge
1. 1 answer
2. 79 views
A small block placed on the surface of a horizontal disc at a point 6 cm from the centre of the disc .The block is on the point
1. 1 answer
2. 99 views
Two motor vehicles A and B are moving along a horizontal straight road in opposite directions. Vehicle A of mass 3 500 kg is
1. 1 answer
2. 150 views
State the principle of conservation of linear momentum. [2] (b) A stationery ball of mass, 6.0x10 kg is hit horizontally with a
1. 3 answers
2. 166 views
State the quantity represented by the area under the graph. (ii) When a tennis player strikes a ball he/she 'follows through in
1. 1 answer
2. 129 views
A neutron moving with velocity 3.96 x 107 m/s collides head on elastically with a helium atom moving with a velocity of 2.97 x
1. 1 answer
2. 152 views
In another interaction, a plasticine sphere of mass 0.30 kg is dropped 171 (c) from a height of 5.00 m and sticks to the ground.
1. 1 answer
2. 87 views
Why should a child jumping off a wall bend knees on landing
1. 1 answer
2. 106 views
Fig. 2.1 shows a snooker ball of mass 0.40 kg travelling at 2.0 m/s colliding head on with another identical ball travelling at
1. 1 answer
2. 127 views
B12. A Production Engineer student man wishes to load a refrigerator onto a truck using a ramp at angle @ as shown in Figure 4.
1. 1 answer
2. 109 views
Three blocks are supported using the cords and two pulleys as in Fig. 1. Given that weights of A, B and C are W, 0.25W and W,
1. 1 answer
2. 166 views
A4. (a) An Agricultural student on attachment designed the system in figure 1 to support a lamp to be used in chicks' foul run.
1. 1 answer
2. 112 views
What are collinear vectors
1. 1 answer
2. 93 views
Differentiate x-3+3tanx
1. 5 answers
2. 103 views
Plot the graph of y=3-x and y= 3 tan x on the same plane
1. 1 answer
2. 84 views
The polynomial x^3-x^2+4x and x^3 +6x-10 leaves the same remainder when divided byx-a .find the value of a
1. 5 answers
2. 106 views
drap and drop the words and phrases to complete the sentences eastern orthodoxy, Greek fire, Roman Catholicism, caesar,
1. 1 answer
2. 164 views
According to the map, which of the following cities was part of the Byzantine empire the longest?Rome Athens Jerusalem Kiev
1. 1 answer
2. 378 views
Drag ad drop the words and phrases to match the empire. Byzantine empire or Roman Empire.
1. 1 answer
2. 391 views
what conclusion can you draw about the fall of Constantinople to the Ottomans?
1. 2 answers
2. 266 views
Write each part of Electricity and each part of magnetism.
1. 1 answer
2. 86 views
need a image of bubble map of electricity and magnetism.
1. 1 answer
2. 101 views
The geography features that help Rome flourish to.
1. 1 answer
2. 138 views
You borrow $3,000 at 9% interest for two years
1. 1 answer
2. 113 views
You have three-fifths of a pizza. You ate half. Is there more or less than half of the pizza left uneaten?
1. 1 answer
2. 121 views
An object is thrown straight upward from the edge of a building with a velocity of 20 ms-1. Where will the object be 5 s after
1. 1 answer
2. 147 views
Write a letter to your uncle show him the direction to your school
1. 1 answer
2. 114 views
Which point of view authors use when writing informational text
1. 0 answers
2. 156 views
Calculate volume of a prism whose length is 25cm and whose cross section is equilateral triangles of 3cm
1. 1 answer
2. 326 views
Nora rode her bike 2/2 of block and Brady rode his bike 4/4 same compare and the distance
1. 2 answers
2. 450 views
Find the equation of the straight line which pass through the following pairs of point (3,0)and(2,1)
1. 1 answer
2. 357 views
A rectangular block of length 3m and breadth 5m is suspended into a liquid of density 45kg/m. Calculate the mass of the block.
1. 1 answer
2. 332 views
Calculate the perimeter of the segment of a circle of radius 8cm if the chord subtends an angle 98 degree at the centre (take
1. 1 answer
2. 274 views
A gas X diffused through a porous partition at the rate of 3cm^3 per seconds. Under the same condition, hydrogen diffused at the
1. 1 answer
2. 635 views
Solve log8-log4
1. 3 answers
2. 558 views
Consider a data set that has a mean of 39 and a standard deviation of 9.2. According to Chebyshevs Theorem give an interval that
1. 1 answer
2. 249 views
Factories x raise to power 2 minus 4x minus 21
1. 1 answer
2. 313 views
What factors hindered the spread of christianity in east Africa
1. 1 answer
2. 422 views
Match the expression with its product 6 x 3/8
1. 1 answer
2. 279 views
Estimate the De Broglie wavelength of:a) The Moon orbiting the Earth; b) A nitrogen molecule at room temperature; c) A
1. 0 answers
2. 407 views
46537,24323 an 75899 to the nearest hundreds
1. 1 answer
2. 1,182 views
An elephant of mass 500kg stands with all four feet on the ground .each foot has an area of 0.08m.calculate the pressure exerted
1. 2 answers
2. 1,566 views
Select the sample most representative of the population of interest: The father of a junior high school student wants to
1. 1 answer
2. 876 views
A rubber band is stretched to twice it's original length .calculate the strain on the rubber band
1. 0 answers
2. 821 views
The inverse of 3y+5x=18
1. 1 answer
2. 1,274 views
Prove that:(tan^2x +1)cos2x=2-sec^2x
1. 2 answers
2. 1,074 views
mgh=1/2mv^2 check 1/2mv^2 whether this eqation crrect or not
1. 1 answer
2. 465 views
A batter hits a baseball so that it leaves the bat at a speed V0 = 60.0 m/s at an angle of 42 degrees as measured from the
1. 1 answer
2. 614 views
what is the gerund in this sentence "I enjoy wrapping presents"A.enjoy B.wrapping*** C.birthday D.presents
1. 3 answers
2. 764 views
A rope is wound 50 times round a c ylinder of radius 25cm .how long is the rope(use pie as 22/7
1. 1 answer
2. 758 views
why can families like Yasmin's easily move from place to place in Europe
1. 6 answers
2. 874 views
Solve by the using the quadratic formula:2m^2 - 7m - 13 = 10 ( This would be step 2: 2m^2 - 7m - 3 = 0)
1. 13 answers
2. 932 views
what is 0.000750 in scientific notation?a.75 x 10^-4 b. 7.5 x 10^-3 c.7.5 x 10^-4 d. 7.5 x 10^-5 what is 27/6 written as a
1. 6 answers
2. 3,318 views
Are there instances when the scientific method is used without the possibility of conducting experiments?
1. 1 answer
2. 1,824 views
A solution contains 2.65g of anhydrous Na2O3 in 200cm³ of the solution. Calculate the concentration of the solution in g/dm³
1. 3 answers
2. 903 views
List 10 equipment use in the chemistry lab and their uses
1. 1 answer
2. 471 views
Design a simulation to determine the probability of having exactly 2 boys and a family of five children
1. 1 answer
2. 514 views
Two out of every 7 7th grade students are in the chorus. Estimate the probability of randomly selecting 3 7th grade students and
1. 1 answer
2. 724 views

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