When a car runs out of gas, it becomes a safety hazard. In some scenarios, such as driving in the far left lane on the highway, it could be dangerous to suddenly experience sputtering and poor performance. Fuel pumps also need fuel flowing through them to stay cool; if that flow is d...
Returning to the front, Mrs Stuebalm asks the class, ‘What happens to the solid when it’s heated?’ ‘Expands,’ someone calls out. Mrs Stuebalm nods confirmation. Shannon whispers to Tara, ‘I told you.’ Tara sits quietly, looking annoyed. I return to her to try and understand her...
When the planet finally fell in toward the star, it splashed away layers of gas from the star’s outer atmosphere, and this gas gradually cooled into cold dust which now sits as a cloud around the star. Within this cold dust, there is a smaller disk of hot gas closer in, which includ...
Step 1: curate the perfect playlist No drive (short or long) should be without the perfect tunes to drive along to. Before the trip, ensure you’ve got the right vibes by creating a playlist. This will help the driver stay awake and give them a bit of energy to put up with you and...
Low tide is when the water retreats to its lowest level, moving away from the shore. What happens during high tide? During high tide, the ocean’s waters creep up the shore, deepening the water. This happens as a body of water gets closer to one of the two bulges created by...
I had been a dancer for quite a long time. I started studying ballet when I was 6 years old. By the time I was 9, I was dancing five days a week. When I was 18, I decided that I really preferred contemporary dance and that I wanted to do it professionally. So I applied ...
Larger devices often include a venting mechanism to limit/prevent collateral damage from flying debris when this happens, and may also include a fusing mechanism to remove the device from the circuit in the event of an internal overpressure condition. Note that parametric failures due to repeated ...
This result suggests that whether the CEO sits on an outside board does not affect his decision to stay on his own board, but that a CEO who stays on his own board is less likely to add outside directorships, all else being equal. To the extent that post-retirement board service on ...
Continuously variable automatic transmissions, or CVTs, shift among ratios but not gears, a trait that allows them to make the most of an engine's power band.
What happens when two neutron stars collide? An illustration of two neutron stars colliding and merging.(Image credit: Robin Dienel/The Carnegie Institution for Science) Neutron stars can exist in isolation, only detectable by their surface temperature, or they can dwell in partnerships with "ordina...