Download Homework Week 6

Homework Week 6
Physical Science Class
Directions: Answer the following questions using your notes.
1. _____________ causes an object to move.
2. An example of friction is __________.
3. Newton's third law of motion states that __________.
4. What is the friction between a rolling object and the surface
it rolls on called?
5. What is the equation for momentum?
6. What causes some objects to fall slower than others?
7. A(n) __________ is a push or a pull that one body exerts on
another.
8. The __________ is the combination of all the forces acting
on an object.
9. Forces that cancel each other are called __________ forces.
10.
__________ measures an object's tendency to resist
changing its motion.
Calculations:
Directions: Use the KWFL chart to answer the following word
problems.
1. A net force of 2500 N acts on an African male elephant with a
mass of 7000 kg. What is the acceleration of the African male
elephant?
2. A physics book with a mass of 2.8 kg is pushed along a table
with a net force of 1 N. What is the book's acceleration?
3. Calculate the momentum of a 16-kg bicycle traveling north at 3
m/s.
4. Calculate the momentum of a 12-kg bicycle traveling east at 2
m/s.
5. Calculate the acceleration of a bus whose speed changes from 7
m/s to 16 m/s over a period of 5 s.
6. What is the weight of a man on Earth with a mass of 110 kg?
Homework Week 6
Physical Science Class
Directions: Answer the following questions using your notes.
1. _____________ causes an object to move.
2. An example of friction is __________.
3. Newton's third law of motion states that __________.
4. What is the friction between a rolling object and the surface
it rolls on called?
5. What is the equation for momentum?
6. What causes some objects to fall slower than others?
7. A(n) __________ is a push or a pull that one body exerts on
another.
8. The __________ is the combination of all the forces acting
on an object.
9. Forces that cancel each other are called __________ forces.
10.
__________ measures an object's tendency to resist
changing its motion.
Calculations:
Directions: Use the KWFL chart to answer the following word
problems.
1. A net force of 2500 N acts on an African male elephant with a
mass of 7000 kg. What is the acceleration of the African male
elephant?
2. A physics book with a mass of 2.8 kg is pushed along a table
with a net force of 1 N. What is the book's acceleration?
3. Calculate the momentum of a 16-kg bicycle traveling north at 3
m/s.
4. Calculate the momentum of a 12-kg bicycle traveling east at 2
m/s.
5. Calculate the acceleration of a bus whose speed changes from 7
m/s to 16 m/s over a period of 5 s.
6. What is the weight of a man on Earth with a mass of 110 kg?