Most cameras can be set to have fast shutter speeds like 1/4000 of a second, as  well as long shutter speeds like 30 seconds.
Most cameras can be set to have fast shutter speeds like 1/4000 of a second, as  well as long shutter speeds like 30 seconds. The faster your shutter speed, the less light that hits your camera sensor, which puts you at risk of underexposure. But it also allows you to freeze movement.