Test - Unit 6 Forces
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• baseball player swings and misses and hits a fly. The acceleration of the fly compared to the acceleration of the ball would have been with the same force applied to it would be?
Larger. Unit 6 concept 3 page 20
• A 500 N force is applied to a 25 m/s2 object. The mass of the object is?
20kg. Unit 6 concept 3 page 22
• Weight is constant no matter where you are located. True or false.
False. Unit 6 concept 3 page 23
• What is the weight of the box in the picture to the right?
245 N Unit 6 concept 3 page 20
• A man weighing 800 N is standing on a chair. In order to support the man what force is the chair exerting?
800 N up Unit 6 concept 3 page 20
• If the block in the picture above has an acceleration of 1 m/s2, what would be the blocks mass?
0.135 kg. Unit 6 concept 3 page 23
• A firefighter feels the hose pushing backwards onto him as he uses it to put out a fire. What is the most likely cause of this?
The escaping water exerts an equal and opposite force on the hose. Unit 6 concept 3 page 23
• The attraction any two objects have on one another.
Gravity Unit 6 concept 3 page 22
38 b. What speed will the skydiver eventually reach?
55 m/s Unit 6 concept 3 page 22
38 c. Why does this occur?
Because gravity and air resistance become balanced. Unit 6 concept 3 page 22