Questions LLC
Login
or
Sign Up
Ask a New Question
Questions
Science
what is the speed of an ice skater who completes a 5000m race in 7min
1 answer
Speed = (distance) divided by time
= 5000 / 7
= meters/minute
You can
ask a new question
or
answer this question
.
Similar Questions
A 63-kg ice-skater glides with a speed of 10 m/s toward a 14-kg sled at rest on the ice. The ice-skater reaches the sled and
Top answer:
conservation of momentum applies momentumbefore=momentum after 63*10=(63+14)V
Read more.
A 63-kg ice-skater glides with a speed of 10 m/s toward a 14-kg sled at rest on the ice. The ice-skater reaches the sled and
Top answer:
To find the speed of the ice-skater and the sled after they collide, we can use the principle of
Read more.
A 88-kg ice-skater glides with a speed of 5 m/s toward a 13-kg sled at rest on the ice. The ice-skater reaches the sled and
Top answer:
conserve momentum 88*5 + 13*0 = (88+13)v
Read more.
Two ice skaters stand at rest in the center of an ice rink. When they push off against one another the 61 kg skater acquires a
Top answer:
See first link below under Related Questions. A very similar problem was answered.
Read more.
Two ice skaters stand at rest in the center of an ice rink. When they push off against one another the 61-kg skater acquires a
Top answer:
conserve momentum: .86m = .63*61
Read more.
Two ice skaters stand at rest in the center of an ice rink. When they push off against one another the 61-kg skater acquires a
Top answer:
To solve this problem, we can use the law of conservation of momentum. According to this law, the
Read more.
Two ice skaters stand at rest in the center of an ice rink. When they push off against one another the 45 kg skater acquires a
Top answer:
Momentum is converved. The momentum initial is zero, the momentum after if
Read more.
Two ice skaters stand at rest in the center of an ice rink. When they push off against one another the 61-kg skater acquires a
Top answer:
32. Two ice skaters stand at rest in the center of an ice rink. When they push off against each
Read more.
3. A skater with an initial speed of 7.6 m/s is gliding across the ice. The coefficient of friction between the ice and the skae
Top answer:
mass m weight = m g = 9.81 m friction force = 0.1 * weight = 0.981 m That is the entire horizontal
Read more.
6) Two ice skaters suddenly push off against one another starting from a stationary position. The 45-kg skater acquires a speed
Top answer:
.281m/s
Read more.
Related Questions
Two ice skaters want to prove conservation of momentum. Skater A has a mass of 72 kg, and skater B has a mass of 48 kg. They are
A 55 kg ice skater is at rest on a flat skating rink. A 198 N horizontal forceis needed to set the skater in motion.However,
Two fi gure skaters are moving east together during a
performance. Skater 1 (78 kg) is behind skater 2 (56 kg) when skater 2
Two ice skaters stand facing each other at rest on a frozen pond. They push off against one another and the 48-kg skater
an ice skater applies a horizontal force to a 20 kg block on frictionless, level ice causing the block to accelerate uniformly
a 65-kg ice skater moving to the right with a velocity of 2.50m/s throws a .150kg snowball to the right with a velocity of
A race car moving with a constant speed of 60 m/s completes one lap around a circular track in 50 s. What is the magnitude of
An ice skater at rest on ice catches a dance partner moving 2.5 m/s during a performance. The ice skater has a mass of 68 kg and
An ice skater of mass 55.3 kg stops to tie his shoe and is at rest. A second ice skater of mass 32.7 kg is moving at a velocity
an ice skater with a mass of 80kg pushes off against a second skater with a mass of 32kg. both skaters are initially at rest.
a.