If Sam steps off the diving board, how long does the fall take? How fast is Sam going when he hits the water? What is the acceleration of Sam once he's in the water (Assuming he reaches 0 m/s at the bottom)? How long does it take him to stop?
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How Do I solve c and d?
I have the answers for a and b
a = 2.49
b = 24.45
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- 1. A student on top of a 50 m cliff throws his textbook with a velocity of 20 m/sec at an angle of 60 degrees above the horizontal. a) draw a diagram showing this information, b.) find the maximum height above the ground that the textbook reaches. c.) find the time the textbook is in the air. d.) find the distance the textbook travels horizontally. e.) find the final velocity of the textbook the instant before it hits the ground.pols Add-ons Help Last edit was seconds ago Arial 11 I U A + ジニ = 1 2 3 4 5 Question 1 A woodpecker's brain is specially protected from large decelerations by tendon-like attachments inside the skull. While pecking on a tree, the woodpecker's head comes to a stop from an initial velocity of 0.600 m/s in a distance of only 2.00 mm. a) Extract and codify all the relevant information from the text. Make sure not to miss information stated implicitly! b) One of the units has a prefix. Using scientific notation, convert it into Sl unit without prefix. c) To find the acceleration, what is the most suitable kinematics equation from the information provided? d) Use the formula from part c) p calculate the acceleration. e) Calculate the stopping time. f) The tendons cradling the brain stretch, making its stopping distance 4.50 mm (great head and, hence, less deceleration of the brain). What is the brain's deceleration? DDYou ride your bike for 1.5 h at an average velocity of 10 km/h, then for 30 min. at 15 km/h. a) What is your average velocity in km/h. b) What is your velocity in m/s. c) What is your velocity in miles per hour (mph)
- roctoring !/wrapper ic Calendar My MCBS Library English (en) - The limiting value of the average acceleration ina small time interval when the time interval approaches to zero is a. a) average acceleration b. b) instantaneous acceleration c. C) tangential acceleration d. d) none of the above The limiting value of the average velocity in a small time interval when the time interval approaches to zero is a. a) average velocity b. b) instantaneous velocity c. c) average acceleration d. d) instantaneous acceleration Avector having magnit. mcbs.proctoring.online is sharing your screen. Stop sharing Hide 33°C Surtoright or ht Enter eft cente Particle Motion Practice noitoM isenilite Peanut the kitten pretty much has run of the basement. Her favorite pastime is batting a ball along one of the basement walls. The wall is 20 feet long with the exact center of the wall position 0, the left edge of the wall position -10, and the right edge of the wall position 10. During a particularly frisky playtime Peanut's position along the wall is given by the equation s(t)= t³ −3t² −2t+1 oniasenpeb ei (1) 1) Evaluate and explain what is meant by s(0), s(2), and s(4) 2) Find her velocity and speed at times t=1 and t=3.5 seconds. Give her average velocity over the interval [1,3.5] 3) On the interval [0,4] when is she decelerating? pniar (vbläs 10 Q) Imagine a car involves into freeway traffic on a 200m long road distance. If its initial velocity is 25 mph and it accelerates at 2.0 m/s2, how long does it take to travel the ? 200m distance
- 5.) Bob throws a ball off a building that is 100 ft tall with an initial velocity of 70 ft/sec. We will use the following equation to determine the height in relation to its time. h = -16t2 + 70t + 100 a.) What will be the max height of the ball? b.) How long will it take for the ball to reach it's max height? c.) When will the ball hit the ground? d.) At what time(s) will the ball reach 115 ft?2. How do you move to create a straight-line ity-time graph that slopes up from zero, as shown on the right? veloc- Time 3. How do you move to create a siraight-line veloc- ity-time graph that slepes dewn,as shown.on the right? Time 4. How do you move to make a horizontal line in the negative part of a velocity-time graph, as shown on the right? Time Velocity Velocity VelocityJA instantane Let's start using some simple algebra Practice 1. In a drill during basketball practice, a player runs the length of the 30.-meter court and back. The player does this three times in 60. seconds. a. What is the displacement of the basketball player? b. What is his average speed? -30. m- (not drawn to scale) 2. A car is moving with a constant speed of 20. meters per second. What total distance does the car travel in 2.0 minutes? A) 40. m B) 2,400 m C) 1,200 m D) 10. m 3. An airplane travels 3,460 miles from New York to London going 500 miles per hour. How long does this trip take? P15
- 2. In the given acceleration – time graph: DRAW THE VELOCITY – TIME, DISPLACEMENT – TIME GRAPH. TABULATE (m/s?) 50 Solve by Area Method 1 EQuanon OF 2 DER5E -t (s) -20 VERTEX a) Determine the acceleration per one second. b) Determine the velocity per one second if the initial velocity is V1 = 80 m/s c) Determine the displacement per one second if the initial displacement is S1 =-80 mMotion Graphs Assessment N 09/12/2022 Using the graph below answer the following questions about a fly that starts out flying right and has an initial position of 3.0 m left: +5 velocity (m/s) 10 120 1. Identify all time segments where the fly moves with a constant velocity. 2. Identify all time segments where the fly moves right speeding up. 3. Identify time segments where the fly moves right slowing down. 4. Identify all time segments where the fly moves left speeding up. 5/16 of 5. Identify all time segments where the fly moves left slowing down. 6. Identify all time segments where the fly is at rest. 7. Identify every time the fly changes direction. 8. What is the average velocity of the fly between 0 and 24 seconds? 9. What is the distance traveled by the fly in this time interval? 10. What is the average speed of the fly in this time interval? 11. What is the average acceleration of the fly in this time interval? 12. What is the total displacement of the fly from 0 to 30 seconds?…Fast pls solve this question correctly in 5 min pls I will give u like for sure. Sub At time to the position of a body moving along the s-axis is s = -t³ + 6t² - 9t m. a. Find the body's acceleration each time the velocity is zero. b. Find the body's speed each time the acceleration is zero. c. Find the total distance traveled by the body from t=0 to t= 2.