Diagnostic Exam in Science

Two continents collide and form mountains. What does this tell you about the Earth's surface?

• It never changes

• It is constantly moving

• It is flat and stable

• It is mostly water

If an earthquake occurs and you are indoors, which action shows proper judgment?

• Stand near a window

• Go to the elevator

• Drop, cover, and hold

• Run outside immediately

You see an area with many volcanoes and earthquakes. What can you conclude?

• The area has no tectonic activity

• It lies along a plate boundary

• The region is safe from hazards

• It is a mining site

Why do many earthquakes occur along the Pacific Ring of Fire?

• The area is peaceful

• It is near the equator

• Many plate boundaries meet there

• It is far from tectonic plates

A scientist predicts a volcanic eruption. What should the community do?

• Wait until lava is seen

• Evacuate and prepare emergency kits

• Go near the volcano to take pictures

• Ignore the warning

You slide a book across a table and it slows down. Why?

• It gains energy

• There is no force acting

• Friction opposes the motion

• The mass decreases

Why does a car move faster going downhill?

• Less gravity acts

• Friction increases

• Gravity helps its motion

• Wind pushes it

A ball is thrown upward. What happens to its speed as it rises?

• Increases

• Stays the same

• Drops to zero instantly

• Decreases gradually

What can you do to make a bicycle go faster with the same amount of force?

• Add more weight

• Use flat tires

• Reduce friction

• Pedal slower

A heavy truck and a bicycle are moving at the same speed. Which has more momentum?

• The bicycle

• The truck

• Both are equal

• Not enough data