endobj For example, if your initial practice problems with answers file size 144 kb file type pdf unit 2 worksheet 1 answers physics unit 2 is 1 unit of speed into 1 unit of timethat means 1 name " An 86 kg fullback moving east with a speed of 5. 7 S= = 54 = 0. /Contents 6 0 R>> (Hint: What is the total distance and total time?) You run 100 m at a speed of 5.0 m/s and then you walk 100 m at a speed of 1.0 m/s. Answers: 9 km, 10.7 m/s. Assume that the speed of sound in air is 340.0 m/s. Ğ &. Calculate the average speed for each journey, using the table below: 5. 8 9 = – — š › K l m n w x { | ! Calculate the average speed of the snail in metres per hour. track is shared by two horses: Fiddle Isle, who ran the race in 143 s on March 21, 1970, and John Henry, who ran the same distance in an equal time on March 16, 1980. Given: Work: Formula: Answer: 2. Speed Practice Problems Worksheet Directions: Use one of the following formulas to solve for speed, time, or distance: speed = d/t, distance = s x t, or time = d/s 1. ��,R�}y��o%"���6VUT�a����3�h��WѺ!�n ��P�dן�}��l@8(,e����h�vJ7�@ mncz���]�ͫ ����^�A��. endstream Find the total distance covered in km and the average speed for the complete trip in m/s. stream How far will it travel if it continues this average rate for 4 hrs? <> Solved Problems in Linear Motion – Average speed and average velocity. How fast did you travel? <>>><>>>] If a car moves with an average speed of 60 km/hr for an hour, it will travel a distance of 60 km. ¥ During this amazing run, what was Steve Cram's average speed in: mi/min? <> (Assume constant speeds for each hallway.) The reflected laser beam was observed 2.52 s after the laser pulse was sent. 1 0 obj Both PDF and html formats are available. Answer: 4.5 s. Light from the sun reaches the earth in 8.3 minutes. Because of engine trouble, the car averages only 170 km/hr over the first two laps. Answer: 8.0 m/s Light and radio waves travel through a vacuum in a straight line at a speed of very nearly 3.00 ( 108 m/s. Answers: 9 km, 10.7 m/s. You run for 100 s at a speed of 5.0 m/s and then you walk for 100 s at a speed of 1.0 m/s. Answer: 1.98 mph. 5 0 obj For many years, the posted highway speed limit was 88.5 km/hr (55 mi/hr) but in recent years some rural stretches of highway have increased their speed limit to 104.6 km/hr (65 mi/hr). Down the whole trip take for to solve problems to the speed. What time is required for the bullet to strike a target 3240 m away? Dr. Rice runs the race in 10.40 s. Dr. De La Paz runs the first 25.0 m with an average speed of 10.0 m/s, the next 50.0 m with an average speed of 9.50 m/s, and the last 25.0 m with an average speed of 11.1 m/s. h¹nq CJ What was the average speed in km/hr and m/s? In kilometers, how far is the earth from the sun? %PDF-1.4 What was the distance between the astronomers and the moon? 4 0 obj Ú Download Average Speed Worksheet Answers pdf. *A car traveling 90 km/hr is 100 m behind a truck traveling 50 km/hr. 3 0 obj stream More Speed and Velocity Problems Hans stands at the rim of the Grand Canyon and yodels down to the bottom. D���uߓ-��L����w�x����TŃV.Y���*6�|}�-7�� �X�ʈ��虔 y�Z?�1X��SO@UMs�->�`�����,/��̬K&��4��v��7%T����V�G���Q~��h���(y٥�R�WX��p)��gy������/�,��a�,�u���������\�J~��>�~n`y��"*S�_�=����rŠ ��Fڂ B�O�hi�/f����7f�hUմ�n���VK�T�b"0�*��/�W�GX.��DJP��~��i�#�c��(�ķSE� What were the horses' average speeds in: mi/s? On July 2, 1988, Steve Cram of Great Britain ran a mile in 3.81 min. The loser will grade the winner's physics labs for one month. Ù <>>> endobj Two physics professors challenge each other to a 100. m race across the football field. How about if it sprints 50 m in 2 s? What is the average speed of the car (in km/hr)? <> If the falcon dives straight down from a height of 100. m, how much time does this give a rabbit below to consider his next move as the falcon begins his descent? How deep is the canyon? It is now 10:29 a.m., but when the bell rings at 10:30 a.m. Suzette will be late for French class for the third time this week. x�m���@E{���,�`Y�è�v�M� � �ߗ-�f�y�9�+� 8�]P#6�I �G�0�W�s�H�i~G�XV��p- ��=be�HD����,ְ&�\v"�D��6g�i�t�)��}�q"��ɾ3h�X2��t���_��[�XW����‡Ѿ?T��ip G�����(~�:EJ Now quite a few runners have achieved what once seemed an impossible goal. z /Group <> endobj 3 0 obj Ï ����.�.� ���_�p� *�#��������a���z��#h|�a�5��=��� в <> stream Z)�p��r�3sVi���ҋ���� ^�� mi/hr? mi/hr? The peregrine falcon is the world's fastest known bird and has been clocked diving downward toward its prey at constant vertical velocity of 97.2 m/s. The horse racing record for a 1.50 mi. She must get from one side of the school to the other by hurrying down three different hallways. Ó /Contents 4 0 R>> %���� <> For a long time it was the dream of many runners to break the "4-minute mile." Who wins the race and by how much time? He hears his yodel back from the canyon floor 5.20 s later. Answers: 1.7 m/s, 3.0 m/s. Who gets stuck grading physics labs for the next month? Draw a distance vs. time graph of the situation. # $ & , q r y z üöğüöêüêâÓâÉâ¿âÓâÉâÓâÉâÓâÉâü¹¯âÓâÉâü§£§£§£§£ü™‹™‹ j h¹nq CJ OJ QJ Uh¹nq CJ OJ QJ hnÔ j hnÔ Uh¹nq B*CJ ph endobj Ball in the average speed answers using the whole trip took his average speed of problems involving average speed for and calculate spped Much for and science geeks video to use of worksheets. *A race car driver must average 200 km/hr for four laps to qualify for a race. S = d/t s = 400m/ 20 sec = 20m/s 2. Answer: 1.5 ( 108 km. %PDF-1.5 Answers: 58 km/hr, 16 m/s. 2 0 obj h¹nq CJ h¹nq 1 m n Š ‹ ó ô › œ During an Apollo moon landing, reflecting panels were placed on the moon. *What is your average speed in each of these cases? 4. The speed of light is 3.0 ( 108 m/s. In Maine, the distance from Portland to Bangor is 215 km. The speed of light is 3.0 ( 108 m/s. Find the total distance covered in km and the average speed for the complete trip in m/s.

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