Recent activity by Xingzhou Liu

Recent activity by Xingzhou Liu

Bumper car A (281 kg) moving at 2.82 m/s makes an elastic collision with bumper car B (209 kg) moving at 1.72 m/s. What is the velocity of car B after the collision? a) 0.61 m/s b) 2.11 m/s c) 4.54 m/s

asked Dec 15, 2024

1 answer 60.6k views

Why did Scurvy trouble the regular crew more then the officers?

answered Nov 10, 2024

1 answer 47.6k views

A football has a radius of 8 cm. What is the surface area of the football?

asked Oct 18, 2024

1 answer 147k views

Reasoning about an association between variables in a survey, 15 high school students said they could drive, and 15 said they could not. Out of 60 college students surveyed, 30 said they could drive. Micah

asked Sep 1, 2024

1 answer 6.1k views

Question 8 (1 point) What is the main difference between the Practical Aesthetics acting technique and other approaches? O a Ob Oc Od repetition naturalism method script analysis

asked Aug 26, 2024

1 answer 165k views

Please help I don’t get anything from this paper

answered Aug 23, 2024

1 answer 68.7k views

What is the most effective method for controlling shrinkage cracking in concrete? 1) Providing joints (contraction joints) 2) Higher strength 3) More water 4) Added cement

asked May 19, 2024

1 answer 86.8k views

Write an equation of the line passing through the points (3,9) and (-2,-21)

asked May 4, 2024

1 answer 7.3k views

A hemispherical bowl of internal radius 9 cm is full of water. Its contents are emptied into a cylindrical vessel of internal radius 6 cm. Find the height of water in the cylindrical vessel.

asked May 3, 2024

1 answer 207k views

This sign on the rear of a vehicle means: 1) Slow down and yield the right-of-way to this vehicle. 2) Do not pass this vehicle. 3) This vehicle is traveling less than 25 mph. 4) All of the above.

answered Mar 9, 2024

1 answer 29.7k views

Which of the following is most representative of a portfolio assessment? A. A teacher's anecdotal records about students' reading behaviors B. A student's laboratory report on a science experiment C. A

asked Jan 4, 2024

1 answer 8.1k views

Evaluate the power0.5{0.5}^(2)

answered Nov 16, 2023

1 answer 48.5k views

hansika45agarwal dis gurl got her account banned lol anyway's...Why do we use a fitness log when exercising?

answered Oct 12, 2023

2 answers 139k views

Find the value of x and y. X= and y=.

answered Aug 7, 2023

1 answer 40.0k views

Nous ne __________ pas arriver en retar . (devoir) What is the correct form of the verb in parenthesis

asked Aug 6, 2023

2 answers 157k views

Find the perimeter and area of the following figure. 10 ft 5 ft 8 ft 3 ft

asked Jul 9, 2023

1 answer 52.8k views

Who introduced the president at the state of the union address.

answered Jul 9, 2023

1 answer 97.8k views

Help please 15 points need by the end of today

asked Apr 7, 2023

2 answers 34.6k views

M Find the range of possible diagonal lengths in a parallelogram with the given side lengths. 4. 3 and 12 5. x and 2x 6. x and x 812a, 25) F C12a + 2c, 25) The area of a parallelogram is given by the formula

answered Mar 8, 2023

1 answer 99.3k views

Which answer describes the pattern in this sequence? 2,1,12,14,... multiply by 2 add 12 subtract 1 multiply by 12 PLEASE ANSWER I NEED THIS DONE BY TOMMOROW

answered Dec 31, 2022

1 answer 132k views

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