SI base unit used to measure the amount of a substance

Sobre un plano inclinado que tiene un ángulo de 30 grados se dispara un proyectil con una velocidad inicial de 50 m/s y formando un ángulo de 60 grados con la horizontal, calcular en que punto del plano inclinado pegara

A student makes a transverse wave by shaking a rope tied to a doorknob up and down. Which statement accurately describes the wave in the rope? a-Each part of the rope moves in the same direction as the wave.

A vertical spring with a spring constant value of 4500 N/m is compressed 60 cm. A 5.5 kg pumpkin is placed on the end of the spring, and the spring is released. To the nearest whole number, the pumpkin will rise how many meters.

A ball is thrown upward. what can be said about the system?

Personality tests are one of the most accurate ways to let you know exactly who you are

Objects become electrically charged as a result of the transfer of

How many electrons do most atoms seek to have on their valence shell? Using this information, explain why certain elements are unreactive and why other elements are reactive.

Which of the following statements is good advice to prevent becoming overly emotional? A. There is no way to prevent becoming overly emotional. B.

An ant is on the pendulum bob of a clock. What would be its displacement in one time period?

Every charged particle in the universe is surrounded by its own? A. both an electric and gravitational field B. Gravitational field C. Charged field D. Electric field E. Both and electric and charged field