6. Internal resistance of cell when there is current of 0.40A when a battery of 6.0V is connected to a resistor of 14.5Ω is 1.5Ω
3.5Ω
2.3Ω
0.5Ω​

Aplane flies directly between two cities, a and b, which are separated by . from a to b, the plane flies into a headwind. on the return trip from b to a, the wind velocity is unchanged. the trip from b to a takes less than the trip from a to b. what is the airspeed of the plane, assuming it is the same in both directions

When someone slams her books on a table the kinect energy is transferred into vibrations that travel to your ears as sound waves which statement describes the movement of those waves

Which is not true about oxygen-17 and oxygen-18?