When we cook food, heat ___ energy is transferred from the store to the food. 3. The energy that appliances need to work is energy. 4. The movement of a bicycle when we pedal is an example of energy. 5. A bicycle is an example of a ___

Here are the answers to your fill-in-the-blank questions:

2. When we cook food, heat thermal energy is transferred from the stove to the food.
3. The energy that appliances need to work is electrical energy.
4. The movement of a bicycle when we pedal is an example of kinetic energy.
5. A bicycle is an example of a machine.

Here are the completed sentences:

2. When we cook food, heat $\boxed{\text{thermal}}$ energy is transferred from the stove to the food.
3. The energy that appliances need to work is $\boxed{\text{electrical}}$ energy.
4. The movement of a bicycle when we pedal is an example of $\boxed{\text{kinetic}}$ energy.
5. A bicycle is an example of a $\boxed{\text{machine}}$.