What happens to the water pressure when water moves on a downward slope through layers of rock and soil? the water pressure increases the water pressure is unchanged the water pressure decreases the water pressure decreases then increases
Which product is an example of a radiation- emitting device? Cellular phone Stethoscope Microwave oven Silverware
What is a room designed to absorb sound called? anechoic chamber reflection chamber echo chamber absorption chamber
A light ray strikes the surface of water at an angle of 40^circ What is the angle at which it penetrates the water.
Which type of radiation includes particles that can accumulate in specific organs like the thyroid gland and bones? alpha radiation beta radiation positron radiation
True or false, all else being equal, water flows with a higher velocity thorough a semi- circular channel than a wide, shallow channel. True False
Which of the Jovian planets has a ring system (Pick all correct answers)? Uranus Neptune Jupiter Saturn
Who gets credit for discovering Jupiter? Nobody Galileo Adams and Leverrier Tombaugh
What is the maximum duration for a Total Solar Eclipse from a location on the Earth? 7 min. 40 sec. 3 min. 20 sec. over 1 hour 1 min. 30 sec.
Which of the following is correct about Venus (Pick All Correct Answers)? is the hottest major planet in the Solar System has no natural satellites has a thick carbon dioxide atmosphere is about 1/3 the size of Earth
What is the relationship between velocity and acceleration? Acceleration is the change in velocity over time. Velocity is the change in acceleration over time. Velocity and acceleration are equal and opposite. Velocity and acceleration have nothing to do with each other.
19. The process by which atomic nuclei spontaneously decay is called relative dating radioactivity erosion deposition 20. The time it takes for 50 percent of the nuclei in a radioactive sample to decay to its stable isotope is called the daughter product geologic time the half-life the half-time 21. The scientist who developed the theory of evolution was Harry Hess James Hutton Charles Darwin William Smith
Radloactive nuclel undergo decay because they are unstable. a TRUE b FALSE
Which of the following would cause a change in the speed of a sound wave? a the wave being made by a larger vibration b the wave moving through water C the wave changing medium from a gas to a liquid d the wave being made by a smaller vibration e none of the above
A man pulls a vacuum forward 13.6 m with a force of 33.9 N at a $55.0^{\circ }$ angle. How much work is being done to the vacuum by the man? $W=[?]J$
Select the cause of evaporation. Waves from the ocean Energy in the clouds Heat from the Sun Rain on the ground
True/False: The mass of the object affects the rate at which it falls. True False
If more force pushes two surfaces together, then the friction between the surfaces will __ stay the same increase decrease
Which of the following is the ideal way to apply pressure onto pedals? Gently at first and then with full force Stomping with force, so it reacts With your entire body weight behind it By pressing gradually
Select all of the types of electromagnetic waves that are ionizing radiation. gamma infrared microwave ultraviolet X-ray
