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algol [13]
2 years ago
11

Friction is necessary when you are on a bike to stay

Physics
1 answer:
zzz [600]2 years ago
7 0

Answer:

yes friction is needed hope this helps might of been to long tho

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An 800 N man climbs 5 m up a ladder. How much gravitational potential energy does he gain?
Artemon [7]

Answer:

4000J

Explanation:

Given parameters:

Weight of the man  = 800N

Height of ladder  = 5m

Unknown:

Gravitational potential energy gained  = ?

Solution:

The gravitational potential energy is due to the position of a body.

 Gravitational potential energy = weight x height

Now insert the parameters;

 Gravitational potential energy  = 800 x 5  = 4000J

5 0
3 years ago
a plane travels 204 km, northeast in 15.0 minutes. It also increases elevation by 1.6 km, upward in the same amount of time. Wha
LUCKY_DIMON [66]

Answer:

230 m/s northeast, 1.8 m/s up

Explanation:

204 kilometres = 204000 metres

15.0 minutes = 900 seconds

Velocity = Distance / Time

= 204000 / 900

= 230 m/s northeast (to 2 sf.)

1.6km = 1600 metres

Velocity = 1600 / 900

= 1.8 m/s up (to 2 sf.)

Read more on Brainly.com - brainly.com/question/13863590#readmore

5 0
3 years ago
Read 2 more answers
you start your bicycle ride at the top of a hill. you coast down the hill at a constant acceleration of 2.00 m/s^2. When you get
stiv31 [10]
198 meters I think, I could be wrong
6 0
3 years ago
Which statement accurately describes nutritional dietary supplements?
vladimir2022 [97]

Answer:

its b

Explanation:

7 0
2 years ago
Could anyone help with this? :)
bonufazy [111]
I think the answer might be b
4 0
3 years ago
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