2 years ago

Use this graph to answer.

Physics

1 answer:

Irina-Kira [14]2 years ago

4 0

Answer:

10 m/s

Explanation:

Find the displacement.

xf - xi = d

0 - (-10) = 10 m

Find the acceleration.

d = 1/2at^2

10 = 1/2a(2)^2

10 = 1/2a(4)

10 = 2a

a = 5 m/s^2

Find the velocity.

v = at

v = 5(2)

v = 10 m/s

You might be interested in

When energy is produced in a reaction it

goblinko [34]

The correct answer is b i believe

4 0

2 years ago

• Usain Bolt can run at 10 m/s. If he runs for about 20 seconds, how far around the race track did he go?

yanalaym [24]

Answer:

200metters

Explanation:

because in one second hes going 10 metter in 20 second he will go 20×10=200

4 0

3 years ago

Because atoms of elements in the same group of the periodic table have the same number of neutrons, they have similar properties

AURORKA [14]

False. What actually determines the properties of elements are the electrons, or aka valence electrons. They are used to bond, which determines its properties.

4 0

3 years ago

Describe how excavations are done.

Mazyrski [523]

Answer:

It includes earthwork, trenching, wall shafts, tunneling and underground

Explanation:

4 0

3 years ago

A rock is thrown down from the top of a cliff with a velocity of 3.61 m/s (down). The cliff is 28.4 m above the ground. Determin

Katarina [22]

I’m not sure look it up in the internet!

4 0

2 years ago