Questions and answers by

ant

Questions (555)

The deepest layers of the earth is called the inner______.Just need to know if my answer or right or wrong. Thanks! :) Inner
1. 2 answers
2. 462 views
A total solar eclipse means that no sunlight reaches a certain area on earth.true false Just need to know if my answer or right
1. 2 answers
2. 529 views
Very hot, liquid iron and sulfur are found 1,800 miles deep in the earth in the _____.?a) inner core b) mantle c) outer core d)
1. 2 answers
2. 651 views
The moon revolves around the____.Just need to know if my answer or right or wrong. Thanks! :) earth
1. 4 answers
2. 478 views
A total solar eclipse means that no sunlight reaches a certain area on earth.true false Just need to know if my answer or right
1. 0 answers
2. 435 views
Very hot, liquid iron and sulfur are found 1,800 miles deep in the earth in the _____.?a) inner core b) mantle c) outer core d)
1. 0 answers
2. 611 views
A falling star is really a ______burning up in the atmosphere of the earth.Just need to know if my answer or right or wrong.
1. 2 answers
2. 444 views
The deepest layers of the earth is called the innerJust need to know if my answer or right or wrong. Thanks! :) inner core
1. 0 answers
2. 418 views
Our solar system consists of_____?a) the moon and the planets b) the sun and the planets c) the sun and the moon d) the sun and
1. 2 answers
2. 655 views
Which of the statements below are true?a) The surface of the sun is over 10,000 degrees F B) The sun is hot enough to heat the
1. 1 answer
2. 761 views
At noon on June 21, the vertical ray of the sun strikes the earth_______.a) in the southern hemisphere (23.5*S) b) at the North
1. 2 answers
2. 745 views
The lines of magnetic force generated by the fluid motions of the earth's core result in the formation of the_____.a) North Pole
1. 2 answers
2. 684 views
Among elliptical orbits, some more circular than others.false true Just need to know if my answer or right or wrong. Thanks! :)
1. 2 answers
2. 400 views
The movement of the earth around the sun____.a) is one of the reasons for seasons b) results in the formation of day and night
1. 2 answers
2. 471 views
There are ______planets that we know about in our Solar System.Just need to know if my answer or right or wrong. Thanks! :)
1. 4 answers
2. 396 views
We measure the distance between stars in light years. A light years is the distance that light travels in one years (about 6
1. 2 answers
2. 550 views
In the United States, the month with the shortest length of daylight is_____?a) January b) June c) December d) April e) October
1. 2 answers
2. 421 views
Tycho Brache came to the wrong conclusions about the motions of the planets; so all his years of work were?wasted. a) true b)
1. 2 answers
2. 383 views
An earth satellite in an elliptial orbit moves witha) slower speed as it ages b) none of the above c) constant speed d) faster
1. 2 answers
2. 437 views
Newton applied his laws of motion to the problem of the motions of the planets. He assumed that it was gravity that held them in
1. 1 answer
2. 557 views
For any mass m located anywhere in the universe, F=mg is the formula that tells the gravitational attraction between m and the
1. 1 answer
2. 440 views
The earth's magnetic shield has?a) appeared only recently b)disappeared for short periods of time c)caused the earth's land
1. 2 answers
2. 510 views
The earth and all the planets______(or travel around) the sun.Just need to know if my answer or right or wrong. Thanks! :) orbit
1. 2 answers
2. 420 views
An earth satellite in an elliptial orbit moves witha) slower speed as it ages b) none of the above c) constant speed d) faster
1. 1 answer
2. 446 views
Newton applied his laws of motion to the problem of the motions of the planets. He assumed that it was gravity that held them in
1. 0 answers
2. 437 views
For any mass m located anywhere in the universe, F=mg is the formula that tells the gravitational attraction between m and the
1. 0 answers
2. 415 views
The earth's magnetic shield hasa) appeared only recently b)disappeared for short periods of time c)caused the earth's land
1. 1 answer
2. 490 views
which of the statements below is true?a) the stars in a galaxy are held together by gravity b) Stars in a galaxy slowly rotate
1. 6 answers
2. 1,520 views
if you believe that the universe is geocentric, you would believe that the is the center of the universe.sun or heliocentric
1. 13 answers
2. 690 views
The planet closest to the sun isMercury just to need to know if my answer is correct or not
1. 1 answer
2. 533 views
The Big Bang Hypothesis suggests that 20 billion years agoa) life first formed on the planet earth b) all matter collapsed into
1. 4 answers
2. 1,038 views
The only members of our solar system that do NOT periodically move around the sun are
1. 5 answers
2. 370 views
Our sun is a middle - age star that will probably explode in the next years
1. 3 answers
2. 342 views
Simplify: 2 sqrt (3) + 6 sqrt(2) - 4 sqrt(3) + sqrt (2)a) 8 sqrt(2) - 3 sqrt(3) b) 6 sqrt(2) - 8 sqrt(3) c) 5 sqrt(6) d) 7
1. 3 answers
2. 3,403 views
simplify: 5 / sqrt (7) - sqrt(2)a) sqrt (7) - sqrt (2) b) sqrt(7) + sqrt (2) c) 5 sqrt((7) + sqrt (2))/ 9 d) 1
1. 2 answers
2. 1,229 views
simplify: sqrt (3/8)a)3/4 b) sqrt(3) / 2 sqrt(2) c) 3/ sqrt (2) d)sqrt(6/4)
1. 4 answers
2. 894 views
Find the distance between (2/3,4) and (5/3,7)a) 3.46 b) 3.16 c) 4.24 d) 10.06
1. 2 answers
2. 369 views
simplify; sqrt (6) / 11a) 6 sqrt (11) /11 b) 6 c) 6 sqrt (11) d) sqrt (66) / 11
1. 1 answer
2. 418 views
simplify: sqrt (7) / (9)a) sqrt 7 b) sqrt (63) / 3 c) sqrt (63) / 3 d) sqrt (7) / (3)
1. 2 answers
2. 503 views
simplify: sqrt 4/5a) 2 sqrt (5) b) 2 c) 2 sqrt (5) / 5 d) sqrt (5)
1. 2 answers
2. 495 views
What number is used to complete the square for the equation x^2 + 5x = 0?a) 25 b) 6.25 c) 2.5 d) 10 d
1. 1 answer
2. 408 views
What number is used to complete the square for the equation y^2 + 16 = -y?a) 64 b)-.25 c) .25 d) -64 a
1. 1 answer
2. 446 views
Find the solution set for x.x^2 + 8x + 15 = 0 a) (2,4) b) (3,5) c) (-2,-4) d) (-3,-5)
1. 1 answer
2. 424 views
Two negative, even consecutive integers have a product of 224. Find the smaller integer.a) -12 b) -14 c) -16 d) -18
1. 3 answers
2. 1,341 views
Write the following as a quadratic equation. The product of two consecutive positive integers equals 56.a) n (n + 1) = 56 b) n^2
1. 0 answers
2. 843 views
Find the solution set for x.x^2 + 8x + 15 = 0 a) (2,4) b) (3,5) c) (-2,-4) d) (-3,-5)
1. 2 answers
2. 316 views
if (2 -q) is one factor of 4 - 2q - 6p + 3pq, what is the other factor?a) 2 + 3p b) 2 - 3p c)3p - 2 d) 2 - 3q
1. 1 answer
2. 425 views
What are the factors of the following trinomial?16y^2 - 12y + 2 a) (4y - 1) (4y - 2) b) (2y - 1) (8y + 2) c) (16y - 1) (y - 2)
1. 3 answers
2. 754 views
Factor: 2xy + 6x - 4y - 12a)(2x + 4) (y + 3) b)(2x - 4) (y + 3)^2 c)(2x - 4) (y - 3) d)(2x - 4) (y + 3)
1. 2 answers
2. 640 views
Factor: 2xy + 6x - 4y - 12a)(2x + 4) (y + 3) b)(2x - 4) (y + 3)^2 c)(2x - 4) (y - 3) d)(2x - 4) (y + 3)
1. 2 answers
2. 1,171 views
If (2x + y) is one factor of 2ax - 2bx + ay - by, what is the other factor?a) a - b b) a - y c) a + b d) a + x the answer i
1. 1 answer
2. 485 views
If (2 -q) is one factor of 4 - 2q - 6p + 3pq, what is the other factor?a)2 - 3p b)3p - 2 c)2 + 3p d)2 - 3q
1. 1 answer
2. 407 views
which expression is equivalent to (b + h) (b + h)?a)b^2 + 2bh - h^2 b) b^2 - h^2 c) b^2 - 2bh h^2 d) b^2 + 2bh + h^2 d
1. 1 answer
2. 479 views
what are the factor of the following trinomial?3t^2 + 19t + 6 a) (t + 1)(3t + 6) b) (3t + 1)(t + 6) c) (t - 1) (3t + 6) d) (3t -
1. 2 answers
2. 1,188 views
33 1/3 percent of n is 15.9 how do i solve for n using proporitions
1. 1 answer
2. 479 views