Velocity
During a race on level ground, Andra runs with an average velocity of 6.02m/s to the east. What is Andra's displacement after 137s?
What is 825m east?
A shuttle bus slows down with an average acceleration of -1.8m/s2. How long does it take the bus to slow down from 9.0m/s to a complete stop?
What is 5.0s?
Jason hits a volleyball so that it moves with an initial velocity of 6.0m/s straight upward. If the volleyball starts from 2.0m above the floor, how long will it be in the air before it strikes the floor?
What is 1.50s?
An archaeologist climbs the Great Pyramid in Giza, Egypt. The pyramid's height is 136m and its width is 230m. What is the magnitude and the direction of the dispacement of the archaeologist after she has climbed from the bottom to the top?
What is 178m @ 49.8 deg?
Find the components of the velocity of a helicopter traveling 95km/h at and angle of 35deg to the ground.
What is 54y and 78x?
This organelle is known as the “powerhouse of the cell.”
What is the mitochondria?
Jessie's number
What is 867-5309?
This wall, built in the 1960s, divided a European city until 1989.
What is the Berlin Wall?
This is the longest river in the world.
What is the Nile River?
This number is the value of π rounded to two decimal places.
What is 3.14?
Heather and Matthew walk with an average velosity of 0.98 m/s eastward. If it takes them 34min to walk to the store, what is their displacement?
What is 2.0km east?
As a shuttle bus comes to a sudden stop to avoid hitting a dog, it accelerates uniformly at -4.1m/s2 as it slows from 9.0m/s to 0.0m/s. Find the time interval fr the acceleration for the bus.
What is 2.2s?
A robot probe drops a camera off the rim of a 239m high cliff on Mars, where free-fall acceleration is -3.7m/s2.
A) Find the velocity with which the camera hits the ground.
B) Find the time required for it to hit the ground.
What is
A) -42m/s
B 11s
While following the directions on a treasure map, a pirate walks 45.0m north and then turns and walks 7.5m east. What single straight-line displacement could the pirate have taken to reach the treasure?
What is 45.6m @ 9.5deg E of N? (80.5deg)
How fast must a truck travel to stay beneath an airplane that is moving 105 km/h at and angle of 25deg to the ground?
What is 95km/h?
This process allows plants to convert sunlight into chemical energy.
What is photosynthesis?
This scale is used to measure the magnitude of earthquakes.
What is the Richter scale?
This device stores data permanently on a computer, even when powered off.
What is a hard drive?
These two spaceshuttles (post 1980) from NASA were the only 2 to not successfully leave or return from Earth during their mission.
What are Challenger and Columbia?
This is the number of siblings Ms. H has.
What is 1 (sister)?
A bus travels 280km south along a straight path with an average velocity of 88km/h to the south. The bus stops for 24min. Then, it travels 210km south with an average velocity of 75km/h to the south.
A) How long is the trip?
B) What is the average velocity for the total trip?
What is
A) 6.4hrs
B) 77km/h south
Turner's treadmill runs with a velocity of -1.2m/s and speeds up at regular intervals during a half-hour workout. After 25min, the treadmill has a velocity of -6.5m/s. What is the average acceleration of the treadmill during the period?
What is -0.0035m/s2?
A tennis ball is thrown vertically upwards with an initial velocity of 8.0m/s.
A) What will the ball's speed be when it returns to its starting point?
B) How long will the ball take to reach its starting point?
What is
A) 8.0m/s
B)1.63s
Emily passes a soccer ball 6.0m directly across the field to Kara. Kara then kicks the ball 14.5. directly down the field to Luisa. What is the ball's total displacement as it travels between Emily and Luisa?
What is 15.7m @ 22deg downfield?
A truck drives up a hill with a 15deg incline. If the truck has a constant speed of 22ms/, what are the horizontal and vertical components of the truck's velocity?
What are 21m/s and 5.7m/s?