TNReady

Bullfrogs are Florida’s largest frog. Frogs spend part of their life cycles in water and part on land. Which physical characteristic is most useful for a water environment?

• Thin skin

• Large eyes

• Webbed feet

• Long, strong legs

Pelicans are birds that live in many water environments. They can live in large lakes, in marshy wetlands, and along beaches near the ocean. The picture shows a pelican. What does the pouch on its bill most likely help the pelican do?

•   Catch fish

•   Store water

• Attack other animals

• Balance when it walks

Tags

NGSS.4-LS1-1

TRUE OR FALSE: Unbalanced forces result in a change of motion.

• True

• False

Tags

NGSS.MS-PS2-2

What are the two factors that gravity depends on?

• Mass and Type of surface

• Distance and Width

• Mass and Distance

• Distance and Type of surface

Tags

NGSS.MS-PS2-4

TRUE OR FALSE: Inertia can be described as, " the tendency of an object to resist any change in its motion."

• True

• False

What is Friction ?

• The distance an object travels per unit of time

• Speed in a given direction

• Force that opposes motion

• Force that pulls objects towards each other

What is Gravity ?

• The distance an object travels per unit of time

• Speed in a given direction

• Force that opposes motion

• Force that pulls objects towards each other

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

What is the net force acting on the object? (Just write the number)

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

An unbalanced force is when objects move in one direction because the force is greater from that direction.

• true

• false

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

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

• Motion

• Friction

• Work

• Displacement