An astronaut has weight W on Earth. The astronaut travels to a planet that has a mass 8 times greater than Earth's mass, and its radius is 2 times greater than Earth's radius. What is the astronaut's weight on the planet?

Does energy make things move

What is the magnitude of the gravitational force the apple exerts on earth?

Silicon is the principal component of glass and has properties of both metals and non-metals. this makes silicon A) Metal B) Non-metal C) Metalloid D) Noble Gas

Which of the following statement about oce melting is true

1. Read the section in your textbook "Sources from the Past Globalization. Answer the question at the end of the sectic is the process which nations become more econ each other. 3. How might have industrialization lead to global climate cha 4.

Which statement is true for electric field lines? A. Field lines should always be parallel to the equipotential lines. B. Field lines should always be perpendicular to the equipotential lines. C. Field lines should always be parallel to each other.

What distance was an object moved by a force of 40 N if the work was 600 joules

How do I use a metric conversions chart

Do you think Pluto should be considered a planet? Why or why not?

An object starts from rest at time t = 0.00 s and moves in the + x direction with constant acceleration. The object travels 14.0 m from time t = 1.00 s to time t = 2.00 s. What is the acceleration of the object? a) 5.20 m/s^2 b) 10.4 m/s^2 c) 8.