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How many first class levers are in the body?
There are several first-class levers in the body, such as the triceps brachii extending the forearm, the neck muscles elevating the head, and the calf muscles lifting the heel during a calf raise.
How many levers does a drawbridge?
A drawbridge typically has one or two levers that are used to raise or lower the bridge to allow passage over a waterway.
How many muscles are needed to move a body part?
It depends on the complexity of the movement. Typically, multiple muscles work together in a coordinated effort to move a body part. For example, flexing the arm at the elbow may involve the biceps, brachialis, and brachioradialis muscles working together.
A moving company uses a machine to raise a 900-newton refrigerator to the second floor of a building. The machine consists of a single pulley with a mechanical advantage of 1. How many newtons of inpu?
If the mechanical advantage of the pulley is 1, then the input force needed to lift the 900-newton refrigerator is also 900 newtons. This means that the moving company would need to apply a force of 900 newtons to raise the refrigerator to the second floor.
How many joules energy does it take to raise 14 kg 1 meter?
To calculate the energy needed to raise an object, you can use the formula: energy = mass x gravity x height. Plugging in the values, we get: energy = 14 kg x 9.81 m/s^2 x 1 m = 137.34 Joules. So, it takes 137.34 Joules of energy to raise a 14 kg object by 1 meter.
How many people are needed to raise and lower a ladder?
One if they are competent.
How many muscles are needed to move a eyebrow?
4
How many muscles does it take to move your leg?
It takes many muscles to move the leg. It takes about 200 muscles just to walk at an average pace. Forty muscles are needed at a time to help pick up their legs.
Why are there upper and lower bands of muscles in the upper arm and lower arm in a chicken wing?
Because the chicken wing needs very many muscles to move its wing. The muscles work together when the bird is in flight to move the wing up and down.
How many acres are needed to raise beef cattle?
That all depends on where you live and whether you're wanting to raise them on pasture or in a dry-lot.
What bone serve as the insertion bone for all muscles that act as prime movers of the lower leg?
there are many muscles in the lower leg including peroneus longus. The peroneus longus is near the kneecap but just about under it
How many btu are needed to raise 15lb of water from 100 to 120 degrees F?
300
How many joules of heat are needed to raise the temp of 2.83 kg of water from 38C to 46C?
0.0796
How many muscles to you use to move?
Different muscles are involved in different movements.
How many calories of heat needed to raise temperature of 8.1 g of water 20C?
1 calorie is defined as the amount of energy needed to raise the temperature of 1 gram of water by 1C, so... It takes 8.1 calories to raise your 8.1 grams by 1C, but you need to raise it 20C. 8.1*20=162. 162 calories is the answer you are looking for.
What are 3 chemicals that the body needs for muscles to work properly?
Many chemicals are needed for proper functioning of muscles but mainly Mg (magnesium) and Ca (calcium) control the muscles contraction. Chlorine (Cl) also helps muscles to flex and relax normally.
How many first class levers are in the body?
There are several first-class levers in the body, such as the triceps brachii extending the forearm, the neck muscles elevating the head, and the calf muscles lifting the heel during a calf raise.
