Force

Why is it harder for the boy in Image B to get down the hill?

• Motion
• Friction
• Work
• Displacement

Tags

NGSS.MS-PS2-2

How is gravity affected by mass?

• the larger the mass of the object, the greater the gravity
• small objects have no gravity
• gravity is not affected by mass of objects, whether large or small

Tags

NGSS.MS-PS2-4

Why does a rolling ball stop?

• Gravity

• Friction

• Waterfalls

• Sand

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-5

1.  It is easier to ride a bicycle down a hill than to ride up a hill because _______ helps the bicycle move down the hill. 

• gravity
• friction
• rotation

Tags

NGSS.MS-PS2-4

What is a force that works AGAINST MOTION?

• Force
• Motion
• Gravity
• Friction

Tags

NGSS.3-PS2-1

A greater applied force is required to move an object with a greater mass than one with a smaller mass.

• True
• False

Tags

NGSS.MS-PS2-2

True or False: Your hypothesis can never be wrong.

• True
• False

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-4

Should experiments be repeated over and over to see if the results are the same each time?

• yes
• no

Tags

NGSS.MS-PS2-5

Mrs. Gibson creates an experiment with different heights of ramps to see which height makes a toy car travel farther. What is the variable?

• Size of the car

• Height of the ramp

• Distance the car travels

• Surface of the ramp

Tags

NGSS.3-5-ETS1-3

Students drop 4 different sized blocks into sand from different heights to see which height makes a larger dent in the sand. How can they improve this experiment?

• Use more blocks

• Use the same sized blocks

• Use sugar instead of sand

• Use different colored blocks to see better

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

NGSS.MS-ETS1-3