What happens if I let go of a helium balloon?
Because helium is lighter than air, a helium balloon will float upwards if you let go of it.
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.
### Instruction: What happens if I let go of a helium balloon?
### Input: 
### Response: Because helium is lighter than air, a helium balloon will float upwards if you let go of it.