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sidney
Questions and answers by
sidney
Questions (24)
A uniform meter rule is balanced at 30cm mark when a mass of 50g is hanging from its zero mark. calculate the weight of the
5 answers
1,946 views
5 (6-2x) = -3 (-2x + 6)
whats the value of x in each (has to be the same)
5 answers
446 views
what is 589+96=
1 answer
278 views
A 1970 kg car traveling at 13.8 m/s collides with a 2960 kg car that is initally at rest at a stoplight. The cars stick together
1 answer
1,005 views
A 48.2 kg girl is standing on a 129 kg plank. The plank, originally at rest, is free to slide on a frozen lake, which is a flat,
2 answers
631 views
A billiard ball rolling across a table to the right at 2.2 m/s makes a head-on elastic collision with an identical ball. The
1 answer
1,126 views
Alienate and Estrange
A. Synonyms B. Antonyms C. Neither
3 answers
1,000 views
Which political party rose to power in Germany during the 1930s?
A. the Communist Party B. the Nazi Party C. the Fascist Party D.
3 answers
930 views
Which two of Harding’s cabinet members worked hard to achieve advancements specifically for businesses?
A. Andrew Mellon and
2 answers
1,043 views
Methane, CH4, burns in oxygen gas to form water and carbon dioxide. What is the correct balanced chemical equation for this
10 answers
6,426 views
Which of the following is NOT a pure substance?
A. milk B. oxygen C. water D. carbon dioxide
1 answer
676 views
Boyle’s law states that the volume of a gas is inversely proportional to its pressure if the
A. temperature and number of
2 answers
981 views
Which of the following phase changes is an endothermic change?
A. condensation B. vaporization C. deposition D. freezing
5 answers
1,949 views
How much time will it take a car travelling at 88 km/hr (55 mi/hr) to travel 500km?
5 answers
553 views
2. If the scientists only performed 1 experiment but it supported their hypothesis, why can it not be considered a theory?
3 answers
667 views
13. The picture is a model of a nitrogen atom. What is incorrect about the atomic orbital arrangement of electrons in this
6 answers
745 views
Explain how the snowboarder can have both kinetic and potential energy at point B.
4 answers
504 views
hermal conductors don’t have to be hot to transfer heat. According to Ch.16, explain a situation when an ice cube would still
2 answers
961 views
when an ice cube would still transfer heat to another object it is in contact with.
7 answers
730 views
why the speed of sound is faster in solids than in gases.
2 answers
523 views
why a purple flower appears purple when white light shines on it.
5 answers
1,146 views
What caused President Richard Nixon to act on environmental issues?
A. Nixon had always been an environmentalist. B. The
5 answers
1,353 views
how does a heat pump prove the law of conservation of energy?
2 answers
729 views
your class is planning a field trip to the amusement park. childrens tickets cost 20 and adult tickets cost 25, the total amount
1 answer
737 views
Answers (21)
whats the answer
what is the answer
thanks u so much
physical science
how do i find that
acting with ill-considered haste or boldness.
i have been
idk how to put a pic on here
whats the answer
thanks anyways
world war 2
1919-1941
one minute plz
idk it does not say
what the answer?
no
it is not d i have done taken the test
B is not the answer
2. airplanes allow for faster shipping No specific company
hasan made a model for 437 using 4 hundred 3tens and7ones
You formulas for right triangles are a2+b2=c2 a + b are the numbers in the problem that show. Ex, Joe threw a tennis ball to Sam, the ball flew 10 ft and Sam caught it at 12 ft a= 12 ft b= 10 ft so the problem will be: 12(2)+10(2)=c you multiply the number
