Recent activity by Riccardo Queri

Recent activity by Riccardo Queri

n January 1989, the temperature in Nome, Alaska dropped to −49° F. Would the gas in the driver's truck have remained in liquid form so he could have driven on this day? Why or why not?

asked Dec 2, 2023

1 answer 147k views

A ball rolled 20.0 m [E] in 7.0 s, hit an obstacle, and rolled straight back. After thecollision, the ball rolled 15.0 m [W] in 7.0 s.What was the average speed of the ball?

answered Nov 1, 2023

1 answer 42.7k views

Find the values of x in the following, giving brief reasons for your answers. please help me, thank you.

answered Jul 17, 2023

1 answer 129k views

Marc usually rides his bike to school. He leaves his house and goes east to the park and then turns south and continues until he reaches school. How many blocks does he ride to get to school?

asked Apr 12, 2023

1 answer 129k views

Does anyone know how to get more points in khan academy mastery challenge??

asked Apr 7, 2023

2 answers 115k views

Simplify each of the fractions. If there is no answer, enter "undefined."A. 4/12

answered Apr 2, 2023

1 answer 221k views

Use the distance formula to find the distance between each pair of points. (-1,4), (-4,-1)

answered Apr 2, 2023

1 answer 175k views

Approximately what year did the simulation pass the goal limit line?

asked Feb 22, 2023

1 answer 197k views

In an essay, illustrate the difference of the link or connection of the people and society in the 19th century and at the present time (21st century). It should consist of at least 500 words. Be guided

asked Jan 27, 2023

2 answers 157k views

Define the following Atmosphere Geosphere Hydrosphere Geocentric Heliocentric Hypothesis theory

answered Dec 28, 2022

2 answers 235k views

24. What is the volume of the object placed in the graduated Cylinder? Use 20 for the final volume and 17 for the initial (don't use the decimals) ml nil 26 20 20 Mass = 51.8429 15 16 "Final" volume =

asked Dec 16, 2022

1 answer 172k views

Write two equivalent rates for 3 breads made in 45 minutes.

answered Dec 13, 2022

1 answer 103k views

What characteristics were important for the smooth operation of the Silk Road and which empires maintained these characteristics?

answered Oct 19, 2022

1 answer 118k views

Find the y-intercept of each equation. Equation y-intercept a. y= -2x – 10 b. y+3=2(x – 5) C. 2- - 2y = 14

answered Oct 3, 2022

1 answer 197k views

Find the value of the expression whenx=1, y=-1,z =0a)5y –y b) 3x² +2y + 3z² c) 2y² -3xyz

asked Sep 8, 2022

1 answer 100k views

"No one section of our country was wholly responsible for its introduction, and, besides, it was recognized and protected for years by the General Government. Having once got its tentacles fastened on

asked Sep 5, 2022

1 answer 216k views

What are concerned about shakespeare?

asked Jul 17, 2022

1 answer 120k views

Write a story just in Time

asked Jul 14, 2022

1 answer 194k views

What is the output when the input is (n) please help!

asked Jul 7, 2022

1 answer 201k views

What does the division between "red" and "blue" states in the United States refer to? A.women and men B. Republicans and Democrats C. Communists and Libertarians D. Federalists and anti-Federalists

answered May 4, 2022

2 answers 87.1k views

Search QAmmunity.org