## Projectile motion

### 1

Which statement best describes what happens to the HORIZONTAL velocity of a projectile?

### 2

Which statement best describes what happens to the VERTICAL velocity of a projectile?

### 3

What force do we ignore when doing calculations involving projectiles?

### 4

An apple falls from a tree and hits the ground with a speed of

How long will the apple take to reach the ground?

### 5

An apple falls from a tree and hits the ground with a speed of

What was the initial height of the apple?

### 6

An aeroplane flying horizontally at drops a package to a remote village.

The package hits the ground later.

What is the vertical speed of the package just as it hits the ground?

### 7

An aeroplane flying horizontally at drops a package to a remote village.

The package hits the ground later.

What is the horizontal distance travelled by the package before it lands?

### 8

An aeroplane flying horizontally, without changing direction, at drops a package to a remote village.

The package hits the ground later.

As the package hits the ground at the village, where is the aircraft?