Expert shares key facts about asteroid that could hit Earth in 2032
The head of planetary defense at the European Space Agency discusses 2024 YR4, an asteroid with a small chance of striking ...
An asteroid is circling the Earth. What Arizonans need to know about impact
YR4 is circling Earth and NASA predicts it could strike the planet in 2032. Here's what to know about the asteroid headed toward Earth.
BBC17h
Free body diagrams - Higher
Free body diagrams do not need to be drawn to scale but it can sometimes be useful if they are. It is important to label each arrow to show the magnitude of the force it represents. The type of ...