Question 1

While listening to the morning weather report, a scientist hears that a low pressure system is settling over the area. How should the scientist prepare for the day's weather?

Options :

A : Bring extra water and prepare for very hot, humid weather.

B : Wear warm clothes and bring sunglasses to prepare for cold, sunny weather.

C : Dress in lightweight clothing and apply a lot of sunscreen to prepare for hot, sunny weather.

D : Bring an umbrella and wear waterproof shoes to prepare for cloudy, rainy weather.

Answer: D

Question 2

What energy conversion takes place when a ball rolls up a ramp?

Options :

A : Kinetic energy is converted into gravitational potential energy.

B : Gravitational potential energy is converted into kinetic energy.

C : Chemical potential energy is converted into gravitational potential energy.

D : Elastic potential energy is converted into thermal energy.

Answer: A

Question 3

While listening to the morning weather report, a scientist hears that a low pressure system is settling over the area. How should the scientist prepare for the day's weather?

Options :

A : Bring extra water and prepare for very hot, humid weather.

B : Wear warm clothes and bring sunglasses to prepare for cold, sunny weather.

C : Dress in lightweight clothing and apply a lot of sunscreen to prepare for hot, sunny weather.

D : Bring an umbrella and wear waterproof shoes to prepare for cloudy, rainy weather.

Answer: D

Question 4

The United States is located in the northern hemisphere. Which point in the diagram represents Earth's location at the time of year when the United States experiences the most direct sunlight?

Options :

A : C

B : A

C : B

D : D

Answer: C

Question 5

Which particles are located in the nucleus of an atom? Choose 2 answers.

Options :

A : Neutrons

B : Electrons

C : Protons

D : Positrons

Answer: A,C