Question 1

What is the basic unit for measuring length?

Accepted Answer

Meter

Answer

Foot

Answer

Miles

Question 2

What is speed?

Accepted Answer

Distance an object moves in a given time

Answer

Distance an object goes

Answer

The time it takes to get somewhere

Question 3

A turtle traveled 5 miles in 15 hours. What was its speed?

Accepted Answer

0.3 mph

Answer

0 mph

Answer

3 mph

Question 4

In our experiment when we tested walking, skipping, and speed walking in the hallway, what was changing?

Accepted Answer

Speed

Answer

Velocity

Answer

Distance

Question 5

What is acceleration?

Accepted Answer

Change in an object's speed in a direction

Answer

The speed before acceleration

Answer

Velocity after traveling a distance

Question 6

What does it mean if acceleration is negative?

Accepted Answer

The object is slowing down

Answer

The object isn't moving

Answer

The object is speeding up

Question 7

What does Newton's First Law explain about objects that are not moving?

Accepted Answer

They will stay at rest until something forces them to move

Answer

They will always stop if you push them

Answer

They will start moving on their own

Question 8

According to Newton's Second Law, what happens if you try to push a heavy object?

Accepted Answer

It's harder to move than a lighter object

Answer

It will float in the air

Answer

It's easier to move than a lighter object

Question 9

What does Newton’s Third Law say about forces?

Accepted Answer

For every action, there is an equal and opposite reaction

Answer

Forces always cancel each other out

Answer

Forces only act in one direction

Question 10

What happens to an object’s motion if no force is acting on it, according to Newton’s First Law?

Accepted Answer

It will keep moving at a constant speed or stay at rest

Answer

It will start spinning

Answer

It will speed up

Question 11

What is momentum?

Accepted Answer

How much motion something has related to its velocity

Answer

The motion in a given direction

Answer

The mass of an object

Question 12

What is impulse?

Accepted Answer

The change in momentum

Answer

The mass of an object

Answer

The amount of energy an object has

Question 13

What would increase an object's momentum?

Accepted Answer

Increasing the object's mass or velocity

Answer

Decreasing the object's mass or velocity

Answer

Removing all forces on the object

Question 14

Which as more momentum, a large truck moving fast or a small bike moving at the same speed as the truck?

Accepted Answer

Large truck

Answer

It's the same

Answer

Small bike

Question 15

Which will result in more impulse?

Accepted Answer

A strong kick of a soccer ball

Answer

It's the same

Answer

A soft kick of a soccer ball

Question 16

What was the goal of your parachute build?

Accepted Answer

To increase air resistance so it falls slower

Answer

To make the parachute smaller so it falls slower

Answer

To make the parachute heavier so it falls faster

Question 17

What was the force we were fighting against to make the parachute go slower?

Accepted Answer

Gravity

Answer

Air resistance

Answer

Wind

Question 18

Why did the glass vial not break when it hit the ground?

Accepted Answer

The parachute slowed the fall, reducing the impact and protecting the vial

Answer

The glass vial broke

Answer

The vial was small, so it didn’t hit the ground with much force

Question 19

What is kinetic energy?

Accepted Answer

Energy of motion

Answer

Stored energy

Answer

The force

Question 20

What is potential energy?

Accepted Answer

Stored energy

Answer

Energy of motion

Answer

The force

Question 21

What type of energy is stored in the rubber band when it is twisted?

Accepted Answer

Potential

Answer

Termal

Answer

Kinetic

Question 22

What happens when the rubber band’s potential energy is released?

Accepted Answer

It is turned into kinetic, making the car move

Answer

The car stops moving

Answer

The rubber band is stretched farther, creating more potential

Question 23

Why does the rubber band propeller car move forward?

Accepted Answer

The propeller spins, pushing the car forward

Answer

The energy in the rubber band is transferred into the car's wheels

Answer

The car’s weight causes it to move

Question 24

How does twisting the rubber band more affect the car’s movement?

Accepted Answer

It stores more energy, making the car move faster and farther

Answer

It causes the car to stop moving

Answer

It reduces the car’s speed

Question 25

What causes static electricity?

Accepted Answer

The movement of electrons between objects

Answer

The flow of current through a wire

Answer

The attraction of magnets

Question 26

Which of the following is an example of static electricity?

Accepted Answer

Lightning during a thunderstorm

Answer

A light bulb turning on

Answer

The current flowing through a battery-powered circuit

Question 27

What is current electricity?

Accepted Answer

The flow of electric charge through a conductor or circuit

Answer

The buildup of electric charge on an object

Answer

The force that causes objects to stick together

Question 28

Which of the following is an example of current electricity?

Accepted Answer

The flow of electrons through a wire in a circuit

Answer

A spark from rubbing a balloon on your hair

Answer

A charged balloon attracting small pieces of paper

Question 29

What happens when there is a break in a series circuit?

Accepted Answer

The current stops flowing through the entire circuit

Answer

The current increases and all components stop working

Answer

The circuit continues to flow normally

Question 30

What is a magnetic field?

Accepted Answer

The area around the magnet that is doing the work

Answer

The place where we play magnet games

Answer

The north and south poles

Question 31

Temporary magnets only become magnetic in another magnetic field, the object isn't magnetic by itself.

Accepted Answer

True

Answer

False

Question 32

Permanent magnets retain magnetism for a long time, the object is magnetic by itself.

Accepted Answer

True

Answer

False

Question 33

How does a compass work?

Accepted Answer

It uses the Earth’s magnetic field to align the needle with the magnetic poles

Answer

It reacts to the Earth's gravity to point in a specific direction

Answer

It detects the direction of the wind to show the right way

Question 34

What is a mechanical wave?

Accepted Answer

A transfer of energy through a medium

Answer

When you move your hand

Answer

Vibration through air

Question 35

What is a transverse wave?

Accepted Answer

A wave where the particles move perpendicular(up and down) to the direction of the wave

Answer

A wave that can only travel through solids

Answer

A wave where the particles move parallel(left and right) to the direction of the wave

Question 36

What is a characteristic of a longitudinal wave?

Accepted Answer

A wave where the particles move parallel(left and right) to the direction of the wave

Answer

The particles of the medium move in a circular motion

Answer

A wave where the particles move perpendicular(up and down) to the direction of the wave

Question 37

If frequency is the number of waves per cycle, how does the frequency of a radio wave affect the radio station you hear?

Accepted Answer

The frequency allows you to select a specific station and hear only that station

Answer

The higher the frequency, the further the station’s signal can travel

Answer

Frequency has no impact on which radio station you can listen to

Question 38

How does amplitude affect the sound you hear?

Accepted Answer

Higher amplitude results in a louder sound

Answer

Lower amplitude results in a louder sound

Answer

Higher amplitude results in a quieter sound

Question 39

Which type of electromagnetic radiation is visible to the human eye?

Accepted Answer

Visible light

Answer

Microwaves

Answer

X-rays

Question 40

What type of waves are used for cooking?

Accepted Answer

Microwaves

Answer

Infrared

Answer

Gamma waves

Question 41

What type of waves are absorbed by the skin and can be harmful after long exposure?

Accepted Answer

Ultraviolet waves

Answer

Radio waves

Answer

Gamma waves

Question 42

What is the doppler effect?

Accepted Answer

The change in wavelengths given off by a moving object

Answer

The change in the speed of sound when it travels through different mediums

Answer

The way light bends when it passes through a prism

Question 43

Why does the sound of an ambulance siren change as it passes you on the street?

Accepted Answer

The wavelength of the sound becomes shorter (making the pitch higher) as the ambulance approaches and longer (making the pitch lower) as it moves away.

Answer

The wavelength of the sound remains the same the entire time

Answer

The wavelength of the sound becomes longer (making the pitch lower) as the ambulance approaches and shorter (making the pitch higher) as it moves away.

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