## ← Back to Combo with "Science Chapter 13-List 4" and 3 others

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### Question limit

of 28 available terms

### 5 Matching questions

1. Machine
2. Equilibrium
3. Friction
4. Gravity
5. Acceleration
1. a When all the forces act on an object that are balanced and the object doesn't move; no net force.
2. b the force that slows down objects by rubbing against them
3. c a tool or device that makes work easier by changing the direction or the amount of force needed to move an object; DOES NOT make less work.
4. d a force that pulls everything toward the center of the Earth
5. e the rate when velocity changes over time

### 5 Multiple choice questions

1. how far an object moves
2. When 2 objects exert an equal and opposite force on each other.There is no movement!
3. a force that attracts certain metals and other magnets without touching; push or pulls on other objects
4. Work in measured in units called Joules (not the ones I wear)
5. ends of magnets and the North Pole and South Pole: Positive &amp; Negative poles, opposites attract (a + and - or (North &amp; South); like poles repel (push away: South &amp; South, North &amp; North, 2 + or 2-)

### 5 True/False questions

1. Worka push or pull that acts on an object

2. Motionmovement of objects, people, or animals in many different directions

3. Net ForceWhen a force acts on an object and causes it to move (may be in the same direction or in opposite directions).

4. Electricitythe speed & direction of an object's motion

5. InertiaForce is measured in units called Newtons (not the cookie)

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