FORCES AND MOTION REVIEW TEST

THE FORCES IN THE PIC ARE

• PUSHING

• PULLING

• EQUAL

• WORKING TOGETHER

Tags

NGSS.MS-PS2-2

AN OBJECT WILL HAVE A TENDENCY TO RESIST CHANGE. THIS PROPERTY IS PROPORTIONATE TO THE OBJECT'S MASS.

• INERTIA

• FORCES

• NET FORCE

• APPLIED FORCE

WHEN LOOKING AT THE PICTURE, THE ARROW IS SHOWING NORMAL FORCE. WHAT DIRECTION WILL GRAVITY BE IN.

• STRAIGHT DOWNWARD

• TO THE SIDE PARALLEL TO NORMAL

• TO THE LEFT

• DIRECTLY OPPOSITE NORMAL FORCE

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

IF YOU WERE RIDING IN A SCHOOL BUS, WHERE WOULD BE THE PERFECT SPOT TO LOOK TO JUDGE THE MOTION OF THE BUS.

• ON YOUR CELL PHONE

• AT OTHER STUDENTS

• WINDOW

• FLOOR

IN LOOKING AT THE DIAGRAM, ARE THE FORCES BALANCED OR UNBALANCED.

• UNBALANCED BECAUSE THERE IS NOT NEW ACCELERATION TO THE RIGHT AND LEFT

• UNBALANCED BECAUSE THERE IS NEW ACCELERATION TO THE LEFT

• UNBALANCED BECAUSE THERE IS NEW ACCELERATION TO THE RIGHT

• BALANCED BECAUSE THE CART IS NOT IN MOTION

Tags

NGSS.MS-PS2-2

THIS IS A SPRING FORCE SCALE. IT MEASURES THE AMOUNT OF _______ ON AN OBJECT.

• NET FORCE

• FIG

• NEWTONS

• STRENGTH

IF A FREE BODY IS MOTIONLESS, CHOOSE WHICH STATEMENT IS CORRECT.

• Fn, Ff ARE UNBALANCED

• Ff HAS GREATER STRENGTH AND F

• F AND Ff HAVE EQUAL STRENGTH

• Ff. Fg,Fn, ALL HAVE EXACTLY THE SAME STRENGTH

WHAT ARE THE MISSING FORCES?

• NORMAL/GRAVITY

• APPLIED/NORMAL

• NORMAL/AIR RESISTANCE

• NORMAL/FRICTION

WHAT IS THE NET FORCE IF A BALL IS BEING PULLED BY GRAVITY WITH 25 N AND AIR RESISTANCE IS PUSHING WITH 15N.

• 15N DOWN

• 10N DOWN

• 10 N UP

• 15 N UP

Tags

NGSS.MS-PS2-2

IF A CAR IS AT REST, AND THE CAR REMAINS AT REST, THIS WOULD BE AN EXAMPLE OF __________

• FRICTION

• MAGNITUDE

• INERTIA

• NET FORCE