Question

6.01 Force Diagrams .
Complete a force diagram for all 8 situations listed below. You may draw and label them by hand and scan them before turning them in. Or you may use a built-in shape creator in your word processing software.

1. Sarah’s book is at rest on her desk.
Insert force diagram here.

2. The trapeze artist, who is sitting on the bar, is suspended motionless from the ceiling by two ropes.
Insert force diagram here.

3. The starling egg is knocked out of its nest and is in free-fall toward the ground.
Insert force diagram here.


4. Katherine pushes her Physical Science book in order to move it across her desk at constant velocity.
Insert force diagram here.



5. Matthew skydives with a constant velocity. Consider air resistance.
Insert force diagram here.


6. Tito, the flying squirrel, is gliding (no wing flaps) from his perch to the ground at constant velocity. Consider air resistance.
Insert force diagram here.


7. Lanie pushes her Physical Science book in order to move it across her desk with a rightward acceleration.
Insert force diagram here.

8. Beth’s purse hangs from her shoulder by two straps.
Insert force diagram here.

Answer 1

Explanation:

The most common is to measure the apparent angular diameter of the planet – how big it looks against the sky – very precisely using a telescope. Combining this with a measure of its distance (deduced from its orbit around the Sun) reveals the planet's actual size.

Answer 2

Answer:

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