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Physics
FORCE, MOTION, AND MACHINES
16
Science
7th Grade
12/04/2007

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Cards

Term

FORCE IS...

Definition
A PUSH OR PULL
Term
WHY DO ROOTS GROW DOWN ON EARTH?
Definition
DUE TO THE FORCE OF GRAVITY
Term
WHAT WOULD A PLANT LOOK LIKE IN A ZERO GRAVITY SITUATION? EX. ON SPACE STATION.
Definition

ROOT SYSTEM WOULD LOOK DIFFERENT FROM EARTH.

Term
WHAT IS AN ESOPHAGUS?
Definition
A MUSCULAR TUBE THAT CONNECTS THE MOUTH TO THE STOMACH.
Term
USING THE DEFINITION OF AN ESOPHAGUS, CAN A PERSON EAT UPSIDE DOWN? IS GRAVITY THE ONLY THING THAT HELPS WITH FORCES IN THE BODY?
Definition

YES, A PERSON CAN EAT UPSIDE DOWN

NO, MUSCULAR CONTRACTIONS HELP.

Term

WHAT WOULD A SLIMY SLIPPERY SUBSTANCE REDUCE?

A. FORCE

B. GRAVITYY

C. ABSORB NUTRIENTS

D. FRICTON

Definition

D. FRICTION

Term

A PAPER RESTING ON A DESK IS AN EXAMPLE OF A _________ FORCE?

Definition

BALANCED

Term

A ___________ FORCE CAUSES OBJECTS TO CHANGE DIRECTION, MOVE, OR STOP MOVING?

Definition

UNBALANCED

Term

A WHEEL BARROW IS AN EXAMPLE OF A __________ CLASS LEVER.

Definition

SECOND

Term
A TEETER-TOTTER IS AN EXAMPLE OF A ___________ CLASS LEVER?
Definition

FIRST

Term
A RAKE IS AN EXAMPLE OF A ____________ CLASS LEVER?
Definition
THIRD
Term

SIMPLE MACHINES...

A. MAKE WORK EASIER

B. TAKE WORK AWAY

Definition
A. MAKE WORK EASIER
Term

________ IS THE STRONGEST UNBALANCED FORCE ON EARTH?

A. GRAVITY

B. FRICTION

C. AIR RESISTANCE

D. COACH ARLITT

 

Definition
A. GRAVITY
Term

GRAVITY AFFECTS THE MOTION OF ALL THINGS ON EARTH AND SPACE?

 

Definition
YES, EVEN SATELLITES ARE AFFECTED BY GRAVITY
Term
HOW CAN I MAKE A LEVER EASIER?
Definition
MAKING THE HANDLE LONGER
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