4 years ago

Amy has a mass of 30 kg and she is riding a skateboard traveling 5 m/s.whats her momentum?

1 answer:

5 0

You always multiply the mass (kg) by the velocity at which the object is travelling (m/s) to get the momentum (kg m/s) thus: 30 × 5 = 150 kg m/s

You might be interested in

Use the paragraph to complete the activity.

Lostsunrise [7]

Explanation:

Politics is the way that people living in groups make decisions. Politics is about making agreements between people so that they can live together in groups such as tribes, cities, or countries. ... The study of politics in universities is called political science, political studies, or public administration.

4 0

3 years ago

1.What is the kinetic energy of an object with a velocity of 7m / s and a mass of 14kg

Vlada [557]

Answer:

Explanation:

The formula for KE is

$KE=\frac{1}{2}mv^2$ and we fill in to solve for KE:

$KE=\frac{1}{2}(14)(7.0)^2$ I used 2 significant digits in the velocity because 1 isn't accurate enough. Therefore, my answer will be rounded to 2 sig fig's: