Chapter 3 The Rock and Fossil Record Z A P !

Speed in a given direction is known as Velocity Return

STEAL ONE! 4 Return

This is the unit for force Newton Return

STEAL TWO! 6 Return

MOTION An objects change in position over time is known as Return

The rate at which velocity changes over time is known as: Acceleration Return

Combination of all the forces acting on an object Net Force 9 Return

LOSE A TURN 10 Return

11 Return This the distance an object travels divided by the time it takes to travel that distance. Speed

A push or pull Force Return

? 13 Return ZAP!

This is the difference between balanced and unbalanced forces. Return Balanced – 0N (not moving) Unbalanced >0N (moving)

Force that opposes motion ___FRICTION_____ Return

GIVE ONE!!! 16 Return

What is kinetic friction? Friction in motion Return

Gravitational force depends on these 2 things: Mass and Distance Return

Choose one player that’s NOT on your team and put him or her ON your team!! 19 Return

These are the 4 types of friction : Rolling, Sliding Static, Fluid Return

What are 3 things you could use to reduce the amount of friction? Lubricants, rolling, smooth surface Return

STEAL THREE! 22 Return

When does the gravity between 2 objects increase? Increase mass or decrease distance Return

STEAL ONE! 24 Return

When does static friction occur? When a force is applied but there is no motion Return

This is known as the force of attraction between objects due to their masses. Gravity Return

GIVE ONE!!! 27 Return

What is the measure of the gravitational force on an object? Weight Return

GIVE ONE!!! 29 Return

How are mass and weight different? (3 ways) Units Tool Location Return

Choose one player that’s NOT on your team and put him or her ON your team!! 31 Return

The acceleration due to gravity is equal to this variable. 9.8 m/s 2 Return

GIVE ONE!!! 33 Return

This is produced by the vibrations of electrically charged particles. Return Light Energy

Return This is the energy that comes from changes in the nucleus of an atom Nuclear

GIVE ONE!!! 36 Return

This is when an objects air resistance is equal to its force of gravity. Terminal Velocity Return

GIVE TWO!!! 38 Return

This person believed that the rate at which an object falls does not depend on its mass. Galileo Return

LOSE A TURN 40 Return

These are the 2 motions involved in projectile motion. Horizontal and Vertical

Why do you have to aim above the target when playing darts? In projectile motion, gravity will pull the object down. Return

STEAL ONE! 43 Return

This is when free fall occurs. Only the force of gravity is acting on an object.

In projectile motion, this motion is constant. Horizontal Return

STEAL TWO! 46 Return

TRUE Orbiting objects are in free fall? True or false? Return

GIVE ONE!!! 48 Return

In projectile motion, why does the object increase vertically? Force of gravity Return

Acceleration due to gravity on Earth is __9.8 m/s2______ Return

GIVE ONE!!! 51 Return

_____kinetic energy___ is the energy of all motion. Return

STEAL ONE! 53 Return

? 54 Return ZAP!

______Galileo_____________ argued with Aristotle's theory of gravity. Return

? 56 Return ZAP!

Return ZAP!

Acceleration depends on force and __mass____ Return

_________Mechanical Energy__is the total of potential and kinetic energy. 59 Return

LOSE A TURN 60 Return

As the speed of falling object ________increases__________ the air resistance increases. Return

STEAL TWO! 62 Return

________ENERGY______ is the ability to do work. Return

Intrusions are younger than the layers they cut across Air resistance depends on shape, size, and _____speed______________ 64 Return

? 65 Return ZAP!

The formula for Kinetic Energy is KE= mv 2 /2 66 Return

This is the constant velocity of a falling object when the force of air resistance is equal to the force of gravity. Terminal velocity 67 Return

Free fall can only occur Space or vacuum ?? 68 Return

GIVE ONE!!! 69 Return

Plants change _____energy into chemical energy. Light 70 Return

LOSE A TURN 71 Return

?? 72 Return Momentum is mass x _velocity_

? 73 Return ZAP!

The formula for gravitational potential energy is GPE= weight x height OR GPE = m x g x h ?? 74 Return

75 Return In photosynthesis ___________ energy is used to make new substances. Light ??

? 76 Return ZAP!

In _____FISSION______ an atom is split into two smaller nuclei. Return

STEAL ONE! 78 Return

When you wind an elastic band on a toy airplane it has ______________ energy. Elastic Potential energy ?? 79 Return

Centripetal force is an unbalanced force that causes objects to travel in a circular path Return

STEAL TWO! 81 Return

______________ is the curved path an object follows when thrown near the surface of Earth. Projectile Motion ?? 82 Return

LOSE A TURN 83 Return

The ____________________ states that any time objects collide, the total amount of momentum stays the same. The law of conservation of momentum ?? 84 Return

_____________ is the resistance of an object to move. Inertia Return

STEAL ONE! 86 Return

Pushing off the wall of a swimming pool will propel you backwards, this is an example of Newton’s ____________ Law 3rd ?? 87 Return

GIVE ONE!!! 88 Return

Whenever one force exerts a force on a second object, the second object exerts an equal and ________opposite________ force on the first. 89 Return

Choose one player that’s NOT on your team and put him or her ON your team!! 90 Return

91 Return ?? This is a change from one energy form to another Energy Conversion

LOSE A TURN 92 Return

A moving car has ___kinetic_________ energy. 93 Return

STEAL ONE! 94 Return

An example of mechanical energy is a roller coaster, etc ?? 95 Return

LOSE A TURN 96 Return

Your body uses chemical energy in food to make ______potential_______ energy. Return

98 Return Objects fall to Earth at the same rate because the ______________ is the same for all objects. Acceleration due to gravity

__Thermal Energy__ is all the energy due to random motion of particles that make up an object. Return

__Chemical__ is the energy of a compound that changes as its atoms are rearranged. Return

___Electrical__ is the energy of moving electrons. Return

___sound energy_ is caused by an objects vibrations. Return