A boy is riding his bicycle at 23 m/s. He applies the brakes to miss a ball that rolled out onto the road. In order to safely slow down enough to stop, what is the minimum acceleration his brakes need to give him if he applied them 80 m away from the ball?

Like a key in a lock, the shape of the. must bind with the. of the recieving neuron

Jackson is designing a new heater, and he wants to experiment with different thermally conductive materials. which of these materials would be useful in conducting heat?

The freezing and boiling point of a substance changes as the air pressure around it changes. for example, at a lower air pressure (higher altitude) it is easier for water molecules to escape from liquid into the air. in a high altitude city such as denver, colorado compared to a sea-level city such as houston, texas, water