# Physical Science Test

### 19 terms by AnnieLarimer

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Test: Tomorrow

### Which statement illustrates Newton's first law? a. a stone will not move unless something pushes or pulls it b. a ball rolling across the floor eventually slows down c. as a car comes to a stop, the passengers continue to move forward d. all of the above

d. all of the above

### Which object has the greatest inertia? a. a tennis ball b. a bowling ball c. a beach ball d. a volleyball

b. a bowling ball

c. friction

### A seat belt helps when your car stops suddenly by providing a(n)

d. unbalanced rearward force

the same

### The gravitational force between two objects depends on masses of objects and

distance between objects

### Which of the following exerts a gravitational force? a. a bowling ball b. a book c. a feather d. all of the above

d. all of the above

c.mass

gravity

### Orbital motion is a combination of

forward motion and free fall

### Which statement about weight is INCORRECT? a. an object weighs more on the moon than it weighs more on the moon than it weighs on Earth b. a change in an object's location can change the object's weight

a. an object weighs more on the moon than it weighs on Earth

in free fall

### Which is an example of projectile motion? a. a rolling bowling ball b. a dart thrown at a dart board

b. a dart thrown at a dart board

equal, opposite

reaction force

### Which statement about action-reaction force pairs is incorrect? a. they act on the same object b. they always occur in pairs

a. they act in the same object

### Which of the following has a momentum of zero? a. a newspaper lying on a table b. a plane flying through the air

a.a newspaper lying on a table

### When a moving bowling ball hits a pin, some of the ball's momentum

is transferred to the pin

it is the same

Example: