Which list the terrestrial planets in order from smallest to largest

Hiro walks up a flight of stairs in his apartment building. Later in the day, he runs up the same flight of stairs. Which statement about work and power describes Hiro's actions? He did more work running than walking.

An element becomes a positively charged ion when it loses protons. loses electrons. gains electrons. gains neutrons.

Differentiate between umbra and penumbra

Which of the following is the best example of a proper hypothesis? 1. I think there is no effect on hearing if you listen to loud music only three hours a day. 2.

A metal ball is just able to pass through a metal ring. When Anette increases the temperature of the ball, however, it will not pass through the ring.

How acceleration and gravitation (acceleration) are related/different?

The level of water in an olympic size swimming pool (50.0 meters long, 25.0 meters wide, and about 2.00 meters deep) needs to be lowered 6.50 cm. if water is pumped out at a rate of 4.

A 5kg mass has a force applied that changes its velocity from 8m/s to 2m/s in the same direction what is the change in momentum

True or false: electricity follows a circular pattern?

A diver shines a flashlight upward from beneath the water (n=1.33) at a 36.2° angle to the vertical. At what angle does the light leave the water? Express your answer using three significant figures?