Answers by ThommyB
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Answers by ThommyB

Answers by ThommyB
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Earth is approximately 4.54 * 10^9 years old. Humans are thought to have evolved around 2.5 * 10^5 years ago. For what percentage of the age of the Earth have humans been present? Give your answer to 3
answered May 25, 2021
1 vote
147k views
Y = 3 - x 3y + x = 5
answered May 18, 2021
4 votes
97.0k views
Which set of sides would make a triangle A. 6cm,5cm.6cm B. 4cm. 8cm.14cm C. 10cm.9cm.9cm D.13,.7cm,6cm
answered Mar 20, 2021
7 votes
99.1k views
Find the energy equivalence of a uranium atom of mass 3.54 × 10−25 kg. Answer in units of J.
answered Dec 14, 2020
6 votes
216k views
The two ends of a strand of DNA are called the
answered Sep 8, 2020
4 votes
44.9k views
Consider a cylindrical nickel wire 2.1 mm in diameter and 3.2 × 104 mm long. Calculate its elongation when a load of 280 N is applied. Assume that the deformation is totally elastic and that the elastic
answered Aug 16, 2020
3 votes
17.4k views
Alysha is two years younger than Bryce the sum of their ages is 28 how old is Alysha
answered Dec 21, 2019
4 votes
164k views
Of 750 fruit flies, 17% have the recessive eyeless trait. How many flies are homozygous dominant?
answered Dec 15, 2019
7 votes
155k views
Which specific term describes small chunks of rock and debris in space that travel through the Earth's atmosphere and hit its surface?
answered Aug 1, 2019
4 votes
130k views
How many different towers can you make using one red, one blue and one yellow block?
answered Jun 26, 2019
3 votes
122k views
Which characteristic of life is demonstrated when eagles use their sharp talons to get fish out of the water. A. acquiring energy B. reproducing C. maintaining structure D. instinct
answered May 3, 2019
6 votes
196k views
Which did Mayor Ivan Allen NOT do in his quest to end discrimination in Atlanta? A.end lunch counter segregation B.integrate city government and fire departments C.remove restrictions on African American
answered Apr 6, 2019
3 votes
183k views
A number k minus the quotient of a number g and 5
answered Mar 14, 2019
1 vote
53.8k views
How could you keep an objects acceleration the same if the force acting on the object were doubled?
answered May 27, 2018
6 votes
55.2k views
Which statement about the following argument is true? If an animal is a koala then it is a marsupial. That animal is a marsupial. Therefore it is a koala
answered May 20, 2018
3 votes
152k views
Who was the African American that created the casket lowering device?
answered May 16, 2018
1 vote
111k views
PLEASE HELP! The darkening of a planet, moon, or other object in space by the shadow of another object in space is called a(n) ________. A. solar wind B. corona C. eclipse D. lunar orbit ( I think it's
answered Mar 16, 2018
6 votes
202k views
How did the colonists use propaganda?
answered Mar 5, 2017
6 votes
235k views
If one U.S. dollar equals one euro, which of these would result from inflation of the U.S. dollar?
answered Jan 6, 2017
3 votes
159k views
Who headed the Tammany hall political machine?
answered Mar 29, 2016
5 votes
167k views
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