State two similarities between contact and non contact force.

Explanation

To answer the question, "State two similarities between contact and non-contact forces," we can break down the solution into clear steps:

### Step-by-Step Solution:

1. **Define Contact Forces**:
- Contact forces are forces that act on an object when there is physical contact between the object and another object. Examples include friction, tension, and normal force.

2. **Define Non-Contact Forces**:
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