Which of these would be LEAST useful if one is attempting to create a electromagnet? A) battery B) iron nail C) distilled water D) coil of copper wire

Only a body at rest has inertia. - true - false

A volcano launches a lava bomb straight upward with an initial speed of 28m/s. Taking upward to be the positive direction, find speed and direction of motion of the lava bomb. a) 2.0seconds and b) 3.0seconds after it is launched

An object weighing 1.840 kg has a volume of 0.0015 m3. What is the density of the object in g/cm3?

Simple diffusion and facilitated diffusion are related in that both

Which force created. a fault-block mountain?

How long does it take for light from a star that is 8 light years away to reach Earth? Question 7 options: 8 earth minutes 16 earth minutes 8 earth years 16 earth years

Why does water in hot springs always remain hot? Why doesn't it's thermal energy spread out?

True or false All forces are different; each exerts a particular type of effect on a object

The Yerkes refracting telescope has a 1.00 m diameter objective lens of focal length 20.0 m. Assume it is used with an eyepiece of focal length 2.50 cm. (a) Determine the angular magnification of the planet Mars through this telescope.

A small kid sits on a bike (Anita). A bigger and stronger person (Jamy) pushing the kid so that the kid starts speeding up. (neglect friction). Mark all correct statements about the forces between them. A.