A 1000-Kg Space Probe Is Motionless in Space

question 73

Multiple Choice

A 1000-kg space probe is motionless in space. To start moving, its main engine is fired for 5 s during which time it ejects exhaust gases at 5000 m/s. At the end of this process it is moving at 20 m/s. The approximate mass of the ejected gas is:

• A) 0.8 kg
• B) 4 kg
• C) 5 kg
• D) 20 kg
• E) 25 kg

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Definitions:

Child Support

Financial contributions made by the non-custodial parent to the custodial parent to assist in the expenses associated with raising a child.

Public Assistance

Government programs designed to provide financial aid and support services to individuals and families in need.

Child-Mother Relationships

The bond and interactions between a child and their mother, showcasing the emotional, psychological, and physical connections.

Noncustodial Fathers

Fathers who do not have legal custody of their children and typically have visitation rights, sometimes also providing financial support.