Vocabulary
Net Forces
Forces
Momentum
Biology
Chemistry
100
A push or pull on an object
Force
100
What is the Net Force
3N Right
100
What is the force that causes a 2 kg ball accelerate at 10 m/s/s
20 N
100
What is the Momentum if and object has a mass of 100 kg and a velocity of 2 m/s
200 kg m/s
100
smallest building block of organisms?
cell
100
Smallest Building Block of Matter
Atom
200
Measure of how difficult it is to stop a moving object
Momentum
200
Type of force that causes a change in motion?
Unbalanced forces
200
What is the force required to accelerate a 500 N box at 0.5 m/s/s?
250N
200
What is the Momentum of a 1000 kg truck moving at 0.5 m/s
500 kg m/s
200
Process of cell division?
Mitosis
200
The 3 subatomic particles
proton, neutron, electron
300
Force that resists the motion of objects
Friction
300
A sky diver is falling at 193 Km/hr. Gravity is pulling him down at 300 N, and air resistance is 300 N. What is the Net Force?
0 N
300
A 500 N force pushes a child at 20 m/s/s. What is the Mass of the child?
25 kg
300
If a 2 kg ball has a momentum of 160 kg m/s. What is its velocity?
80 m/s
300
The Eyes are apart of what system?
Nervous system
300
The most reactive elements are (What group)
Group 1
Alkali Metals
400
Tendency for an object to stay in motion
Inertia
400
A 5 N force (down) acts on a book on a table.A 5 N force pushes up. A 3 N force pushes from the side. The book does not move. What is the static friction?
3 N
400
A 0.5 kg tennis ball is hit with a force of 200 N. How fast does it accelerate?
400 m/s/s
400
A 2000 kg train moves at 2 m/s and collides with a 4000 kg train car at rest. What is the velocity of the combined cars after the collision
0.67 m/s
400
Name for an organism that can make its own food?
Autotroph
400
Atoms with an unstable nucleus are considered
Radioactive
500
The combined forces acting on an object
Net Force
500
A car is driving down a straight road at a constant velocity. What is the net force on the Car?
0 N
500
A 20 kg box sits on a table. A 500 N force pulls from the right and 100 N pulls from the Left. What is the acceleration of the box?
20 m/s/s
500
A 60 kg ice skater moving at 2 m/s bumps into a 30 kg child skater at rest. If the 60 kg ice skater is stopped after the collision. How fast this the child moving?
4 m/s
500
Name 5 of the 7 characteristics of Life
Moves, Grows, Responds to Stimuli, Eats, Excretes, Reproduces, Respires (breathes)
500
Type of chemical bond where electrons are completely transferred ("stolen").
Ionic