What approximate weight is an astronaut on the moon if the mass is 80 kg?

Why does food need to be digested? Sample Response: Food needs to be digested so it can be broken down into sugar molecules and nutrients that can be used by the cell to stay alive.

Which are characteristics of electromagnetic waves check all that apply

If Earth were twice as far from the sun, the force of gravity attracting the Earth to the Sun would be a. twice as strong b. half as strong c. one-quarter as strong.

Aristotle: was the first person to use a telescope used math to prove the spherical shape of celestial bodies developed a model of the solar system with his students all of the above

You design a vessel to withstand the pressure of seawater at a depth of 350 m. 1. At this depth, what is the net force due to the water on the outside and the air inside the bell on a circular glass window 30.

How to indicate kinetic energy

During induction, a positively charged rod is brought near to but not touching the electroscope. The presence of the charged object above the plate of the electroscope induces charges to move down into the gold leaves, giving the electroscope an

You are operating a boat with a power ventilation system. you have just fueled this boat. how long should you let the ventilation system run before starting the engine?

The force on a current-carrying wire is a maximum when the current is moving parallel to a magnetic field. true or false

In 1999, what percentage of 36-month-old toddlers had been toilet trained? 20 percent 40 percent 60 percent 80 percent