GRAVITY

Who discovered Gravity?

• Albert Einstein

• Isaac Newton

• Abraham Lincoln

• Alvin Moyong

Tags

NGSS.MS-PS2-1

Which sentence best describe GRAVITY?

• Push or pull

• a contact force

• force that pull object towards the earth

• can reduce friction

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Objects in the moon tend to float because of gravity. Which factor describe it?

• Weightlessness

• shape of the object

• distance of the object

• color

Which of these are the factors affecting Gravity?

• Mass and Weightlessness

• Shape and Distance of an object

• Air resistance

• Characteristic of the surface

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

During earthquake hanging objects might fall. Which of these is the best thing to do?

• Run outside

• call an ambulance

• Duck, cover and hold on

• cry out loud

What happened to the Feather-Hammer experiment of David Scott?

• The feather fell first to the ground

• The hammer fell first to the ground

• The feather and hammer float

• They fall at the same rate regardless of mass.

Tags

NGSS.MS-PS2-4

Why is it difficult to climb up a stair than to go down?

• Because it is high

• Because of friction

• Because gravity is opposite the direction of the person climbing

• Because gravity and friction are working together

Tags

NGSS.MS-PS2-4

NGSS.MS-PS3-2

_________ is the force exerted on an object by gravity

• Weight

• Mass

• Distance

• Shape

Tags

NGSS.MS-PS2-4

Which of these will happen without Gravity?

• things will float on earth

• we can not walk properly

• Things will slide

• Things will become bigger

Which object will fall faster, a rubber basket ball or a bowling ball?

• both of them

• rubber ball

• bowling ball

Tags

NGSS.5-PS2-1