Ahot–air balloon is moving at a speed of 10 meters/second in the +x–direction. the balloonist throws a brass ball in the +x–direction at a velocity of +4 meters/second with respect to himself. if the ball lands after 30 seconds, about how far does it land horizontally from the point at which it was released?

This is important. 1. which of the following is an si base unit for measuring length? (2 points) inch gram meter mole 2. which of the following units for distance is an si unit? (2 points) centimeter foot inch yard 3. which of the following tools should a scientist use to measure an object in meters? (2 points) electronic balance pan balance tape measure thermometer

Which are advantages of renewable resources? check all that apply. renewable energy supplies are completely reliable everywhere. some renewable resources will never be used up. little or no waste is produced by renewable resource plants. electricity can be generated in large quantities. many renewable energy facilities have lower operating costs.

For the car in the picture ,in which direction is the normal force? -into the screen -down -out of the screen -up