During resistance exercise, muscles are __________.

2 answers:

6 0

The answer is contracted or repeatedly contracted. Resistance exercises are a set of exercises that forces the skeletal muscles of an individual's body to contract. Resistance exercises are used to enlarge muscular mass of an individual's body or to increase strength and endurance of a person.

gogolik [260]3 years ago

4 0

Answer:

Answer is A. Working against a force

Explanation:

I just took the quiz on E20

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Vilket är det modernaste förvarings materialet?

Zinaida [17]

Det är behållaren med lock.

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3 years ago

The speed of light in a vacuum is 2.99x10^8 m/s. calculate its speed in miles per hour.

34kurt

You'll never get the correct answer without the correct conversion factor. Note carefully that you have no decimal. It should be
1 km = 0.6214 miles 
1000 m = 1 km 
60 seconds = 1 minute 
60 minutes = 1 hour. 
2.998E8 m/s x (1 km/1000m) x (0.6214 miles/km) x (60 sec/min) x (60 min/hr) = ?

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4 years ago

If the ball hits Olaf and bounces off his chest horizontally at 7.90 m/s in the opposite direction, what is his speed vf after t

Reil [10]

Answer:

Velocity = 0.105m/s

Explanation:

Using conservation of momentum:

Momentum before impact= mass of ball × velocity of ball

= 0.400×10.8= 4.32

Momentum after impart= mass of ball × velocity of ball + mass of olaf × velocity of olaf

= 4.35 +3.56 + 74.9Vf