Final revision

When the car stops suddenly, the passengers move…..

• Forward

• Backward

Bats depend on……..property to hunt their preys at night

• Echolocation

• Chemical reaction

……..force slow down the speed of moving objects

• Gravity

• Friction

Firefly beetles communicate by using…….

• Sound

• Light

……is a bumping or crashing of two objects into each other

• Energy

• Collision

Tug-of-war game depends on pushing force

• True

• False

Which of the following is considered as opaque object?

• Wood

• Air

…….sings different songs to communicate

• Humpback whale

• Ants

Nocturna animals are animals that become active at night

• True

• False

When an Object is in motion , this means that its……..changes

• Shape

• Position

• Color